OpenTechnical

OT-2026-000011267

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000011267) never changes.

Identity and time

Publication numberOT-2026-000011267 · never reused
Internal UUID01a0ae6c-5410-78b5-965e-52f9b862450b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011267
StatusPUBLIC

Content hashes

Canonical textac7c32b6a80d5b1ef6e9cbc418a6456881fd23f189d23959adfb1b410137d5f3
Markdown922189f22e9d9d996afc057238db5f25b387ae73978de577b67be3b24cb763f5
PDF
Publication page719d7090724d5a593ad97ab39be1f03858845fc6648c5d1003ed28c443e9b5da
Manifest12027b5fc4178f2882e15503cf7d52664e27123d639a2792c8cc218a3a00ed73

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
SignatureSCiS0Y37NbjMc6BEw1nQlaF90Vi3jW/i58XVPZREIxKv8ctriz0KOXp0XXxY2i4zSYgoGn/SByjBluRVhm6RDA==
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

2026-09-17T12:14:14.357922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011267
observed 719d7090724d5a593ad97ab39be1f038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.337510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011267/manifest.json
observed 12027b5fc4178f2882e15503cf7d5266...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.318227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011267/publication.md
observed 922189f22e9d9d996afc057238db5f25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:14.298565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011267/publication.txt
observed ac7c32b6a80d5b1ef6e9cbc418a64568...
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.