OpenTechnical

OT-2026-000079284

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000079284) never changes.

Identity and time

Publication numberOT-2026-000079284 · never reused
Internal UUID01a0ae96-0b90-7810-944c-0da251ac0568 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079284
StatusPUBLIC

Content hashes

Canonical text8d304e7d442a81fe0e2eacdaa098e20ce13f453dd5e210f76d037b1a5492b544
Markdown9346aba1ec6962ec0826e55b1cce65bd6fb7747d1d9e21cc121ab851b0153182
PDF
Publication pagef8e8e515aaa82380072c5c3a7d8213e0f249a2ddfc6c19beeba0f6e7a9882f33
Manifest8b46ee369b8f4b6c90161171682f0eae52c02f95a6483a5def4603c931bcedf5

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
SignaturezsnC/YgZsJ9dsdm0kN22D6C2HuByFw8WPfwxeMqLZs8teKjyy2S3ZCBRVZzSQDYOFXVPzxbfYzGi7pufC4SICg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:04:53.466186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079284
observed f8e8e515aaa82380072c5c3a7d8213e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.447696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079284/manifest.json
observed 8b46ee369b8f4b6c90161171682f0eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.428060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079284/publication.md
observed 9346aba1ec6962ec0826e55b1cce65bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:53.409842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079284/publication.txt
observed 8d304e7d442a81fe0e2eacdaa098e20c...
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.