OpenTechnical

OT-2026-000027470

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000027470) never changes.

Identity and time

Publication numberOT-2026-000027470 · never reused
Internal UUID01a0ae72-6998-74e1-93eb-17584aa8316c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027470
StatusPUBLIC

Content hashes

Canonical text34d6f13da8a14ec36a58b47e81819c87d9ad4bccbe0575c9aaf9c4eaea8faad4
Markdown7033db2088a2fd917e1659d8f033bf54b1fea4dfe48ddd43c1680093d89147cb
PDF
Publication pageed74e8bbabf9c686acb67d15e12593c172fe3ff7870d79cf18827ce754d2c615
Manifest04ccfa6c412c859308aa0d4e099397fabbd3c2ce2cf713bf2ed230b848adb6c2

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
SignaturettyOvCmS3bCSs5rKx9xNmXSbnBYz2BHD1gYeveZaf5kY2WC3rsmFxnhM2FuJnmKJYdEmBoSbPLk7NGatQKchCw==
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

2026-09-17T11:42:55.865690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027470
observed ed74e8bbabf9c686acb67d15e12593c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:55.847016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027470/manifest.json
observed 04ccfa6c412c859308aa0d4e099397fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:55.830430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027470/publication.md
observed 7033db2088a2fd917e1659d8f033bf54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:55.813491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027470/publication.txt
observed 34d6f13da8a14ec36a58b47e81819c87...
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.