OpenTechnical

OT-2026-000040611

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000040611) never changes.

Identity and time

Publication numberOT-2026-000040611 · never reused
Internal UUID01a0ae79-6d0e-7469-9c69-964b3f927c58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040611
StatusPUBLIC

Content hashes

Canonical textb57aab2755ea99567ee54d3bc72e2b7263eb8cfe0dd081de7646cb9627875f2e
Markdownf2c9fe5e8ce704ded4326ebe8479175323802cd7208895b569a5b2cd70fdd717
PDF
Publication pageb74dc4969d58d309efd225df4162f3d51e31fce2c706b548e24c5623c5efe9b1
Manifestd0b173db5996d31305c5d4ba16eab6ae2e79255250769f9d90d12a5ee95d28b3

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
SignatureD4y9juHlTV0MPdf2b2TTTAkBCIt9rzR2q3YUQn6ucrkzlpHokKHFhKD90H7tw2ybvyBcewkYyvMyVQvqS49BCQ==
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

2026-09-17T11:17:47.268295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040611
observed b74dc4969d58d309efd225df4162f3d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.252781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040611/manifest.json
observed d0b173db5996d31305c5d4ba16eab6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.234865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040611/publication.md
observed f2c9fe5e8ce704ded4326ebe84791753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:47.217397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040611/publication.txt
observed b57aab2755ea99567ee54d3bc72e2b72...
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.