OpenTechnical

OT-2026-000057151

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057151) never changes.

Identity and time

Publication numberOT-2026-000057151 · never reused
Internal UUID01a0ae87-d5b9-7488-a2b3-03e8dcea0252 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057151
StatusPUBLIC

Content hashes

Canonical text55b28f9a84217b1c00bc06546afc2bb721b34307465328d04a2e049174eafc52
Markdownd0a6b19752f9f1f754f99e49fb520b4e00f6af83419077492e599e19c26c6282
PDF
Publication pagea1fa55d71d16b371431168b5677ee1a7729b5164d14274b091e9fd5ba58565c5
Manifest53aa0603e97729cb7e6c010c09d0b708f3a9ac3b2921ebacc1f1cac3089518b5

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturejdB8yslkJjISXd6If3u+DR8V4KP72+PaGeLn9ykJMlJQeUCNdHy53EJR73si3L63FyfqQUEAesv23BmCElINAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:09.577519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151
observed a1fa55d71d16b371431168b5677ee1a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.558343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151/manifest.json
observed 53aa0603e97729cb7e6c010c09d0b708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.541662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151/publication.md
observed d0a6b19752f9f1f754f99e49fb520b4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:09.521799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151/publication.txt
observed 55b28f9a84217b1c00bc06546afc2bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:16.899028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151
observed a1fa55d71d16b371431168b5677ee1a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:16.883636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151/manifest.json
observed 53aa0603e97729cb7e6c010c09d0b708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:16.865688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151/publication.md
observed d0a6b19752f9f1f754f99e49fb520b4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:16.849788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057151/publication.txt
observed 55b28f9a84217b1c00bc06546afc2bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.