OpenTechnical

OT-2026-000057010

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000057010) never changes.

Identity and time

Publication numberOT-2026-000057010 · never reused
Internal UUID01a0ae87-d5b5-7193-aea6-0a0c2e58a91a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057010
StatusPUBLIC

Content hashes

Canonical textd9d332ad2f48078934d70335e49d6badc1d27872d4e28bb4f70f8f13ca4b415a
Markdown109d88d090986117e2ffa825c0fb506db8f52fee0024c8f6a344339694be2f8f
PDF
Publication page45a2309966a6ae73a76ee08eb87bdb28c573012be3905c0fa4d49d01fa51f7f3
Manifestf392c6743a427c5d5568cb0df7c6fa2834617002b1a9e449add0598032b10b62

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
SignatureVsw8mzn1b20bCZcFfrhMMB5or1+75fpill93Ainym5fDjUDBaCrfvMfxY1Flimd39jlCmMVGcToUP5dLTWJQCg==
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

2026-09-17T10:48:29.063357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057010
observed 45a2309966a6ae73a76ee08eb87bdb28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.046730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057010/manifest.json
observed f392c6743a427c5d5568cb0df7c6fa28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.028226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057010/publication.md
observed 109d88d090986117e2ffa825c0fb506d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.010552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057010/publication.txt
observed d9d332ad2f48078934d70335e49d6bad...
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.