OpenTechnical

OT-2026-000037555

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000037555) never changes.

Identity and time

Publication numberOT-2026-000037555 · never reused
Internal UUID01a0ae77-b8ce-720f-aff0-20bcaf7d9bbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037555
StatusPUBLIC

Content hashes

Canonical text12ab6e6154317e7d8f18e6ca0b512841f1fa2737bd42bcd3d91b389d7b62735d
Markdown8e011de72f1c8c5014bd37b687fb9360cedb67818e490838c732bb241f1eb827
PDF
Publication pagefd99dd719b79feca1b0fde61380e767aaae8e6f60c35c68763d9e5cbd199459a
Manifest1a19d1c896ceb74b340a28d0fae174bd2d5efd5a3bcd87da75a7b6b02a5fd55a

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
SignatureEYfg19y0cFvLgwOVSDb4wqHdO0Dxl5ybFA5tPaSvrDfEfFFZNIikRtsne2az5UYjGP1e+5onj1Mlcw+581yHDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:24:05.911435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037555
observed fd99dd719b79feca1b0fde61380e767a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.894443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037555/manifest.json
observed 1a19d1c896ceb74b340a28d0fae174bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.878471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037555/publication.md
observed 8e011de72f1c8c5014bd37b687fb9360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.859871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037555/publication.txt
observed 12ab6e6154317e7d8f18e6ca0b512841...
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.