OpenTechnical

OT-2026-000055306

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold 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-2026-000055306) never changes.

Identity and time

Publication numberOT-2026-000055306 · never reused
Internal UUID01a0ae86-a100-77e7-803c-57ba19ca4a9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055306
StatusPUBLIC

Content hashes

Canonical text5182ce5abc79a8e28a7d7059b46d23fd1859a705cb8dbde697344e97bffa6f2b
Markdown76254187b94acbb12de014eb66ed6148e401eda64129d3794a1e39e563395832
PDF
Publication pageebf281789726f449410b243f2501d185d76969baa0b0005bbcea840646dd870c
Manifestcedc2fb94f2bd734c34ed1e722dd7bb7583a93db00f0a2abf70ff9cb28cb6a25

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
SignaturehU0XOtK8ijTorPDgZx+/uxLiqsMY62fhd4zLm4tAzBQy8TMR0+1IuDBduUzdd7ws5O/Dzw0Sm59YJXD0M2niCw==
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

2026-09-17T10:51:54.720285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055306
observed ebf281789726f449410b243f2501d185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:54.702310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055306/manifest.json
observed cedc2fb94f2bd734c34ed1e722dd7bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:54.683068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055306/publication.md
observed 76254187b94acbb12de014eb66ed6148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:54.664806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055306/publication.txt
observed 5182ce5abc79a8e28a7d7059b46d23fd...
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.