OpenTechnical

OT-2026-000011627

Publication integrity record

Three finger electric gripper

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-2026-000011627) never changes.

Identity and time

Publication numberOT-2026-000011627 · never reused
Internal UUID01a0ae6d-193f-72fe-9cc1-d5789ddde442 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011627
StatusPUBLIC

Content hashes

Canonical text763886033c5d5fc53e0c4525f58fed2099dc5871333b3a5bfdde4001d86fbc5d
Markdowncf58ceec6dc7af96f1270088263fc5a915c678ac64cb8adace7eff56d6f66918
PDF
Publication pagee675b0caa4f880043d1fa176949faa73297c586fb4b80796b5752373aedc60fd
Manifesta6933b21feb6fb3bad6a5f4aa7bcf82289d3005728128397bcc0dc16df33e4bd

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
SignatureNoH7K2UdZbKm56drjIrixedipqh3i66lOBVvJ/lGz5pNLzRk7JaceUSKgsIFZk1LqG8KYiKxLuJ3lQDSlw3/DQ==
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

2026-09-17T12:12:12.649159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011627
observed e675b0caa4f880043d1fa176949faa73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.631349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011627/manifest.json
observed a6933b21feb6fb3bad6a5f4aa7bcf822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.612732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011627/publication.md
observed cf58ceec6dc7af96f1270088263fc5a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.593018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011627/publication.txt
observed 763886033c5d5fc53e0c4525f58fed20...
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.