OpenTechnical

OT-2026-000055781

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented before set-down

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-2026-000055781) never changes.

Identity and time

Publication numberOT-2026-000055781 · never reused
Internal UUID01a0ae87-09cb-7d0b-adc1-6f501dacb602 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055781
StatusPUBLIC

Content hashes

Canonical texte4e09c6bc06f89f2bc8f0b6b521749179d031a3b071fca418219812621e51392
Markdowne3721b4cc5abfa0fa914f1b35df62566c0585b327a5817f781a974d81c0377b8
PDF
Publication pagea178e52438235134c7ac0cd9cf2c78745ea9f5a7361510817cd9aa6164093484
Manifest14d4a7c8b74bbc9ae7f1eda3e52c3380df537dedc99fd0a514247b9922c98f9c

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
SignaturelYC3V+yYNjnASzEafTXOWeAqcyPw45DFFIY0P2JSPaam0iARNioQgximv/y9P/t9KqDYxKD/m+jF7q/ooOBlDw==
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

2026-09-17T10:51:08.763153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055781
observed a178e52438235134c7ac0cd9cf2c7874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.745756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055781/manifest.json
observed 14d4a7c8b74bbc9ae7f1eda3e52c3380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.727599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055781/publication.md
observed e3721b4cc5abfa0fa914f1b35df62566...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:08.709767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055781/publication.txt
observed e4e09c6bc06f89f2bc8f0b6b52174917...
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.