OpenTechnical

OT-2026-000056298

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000056298) never changes.

Identity and time

Publication numberOT-2026-000056298 · never reused
Internal UUID01a0ae87-4bd1-7b0a-a6ff-6d25e916f0e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056298
StatusPUBLIC

Content hashes

Canonical textb5bfaf1891fda4e3433cf50f916ecd88fc4a0c17794703365ce353ec775907bb
Markdown6638b1b212bdc441e936a92760d4b04b9ada24affd9678fcf1d36426ce200b38
PDF
Publication page4df68c534826c57e480aa0ae3cc6889cc16b81d07cf9a4359cb9b187f3df627b
Manifest902503e271f463b5ba633558b4fec99b7e189022b8414c30da3c8687668fbcdc

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
SignatureeyxLyWXA3O+gwD/nq2rJzlATcj+cSvcl9lMYwGpCk4XiqM+JsTVJUeK+sOA/ivMgataeKhSJvwo2oslXJ/npCg==
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

2026-09-17T10:50:47.509634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056298
observed 4df68c534826c57e480aa0ae3cc6889c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.491204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056298/manifest.json
observed 902503e271f463b5ba633558b4fec99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.472077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056298/publication.md
observed 6638b1b212bdc441e936a92760d4b04b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:47.454071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056298/publication.txt
observed b5bfaf1891fda4e3433cf50f916ecd88...
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.