OpenTechnical

OT-2026-000063362

Publication integrity record

Foam pad vacuum gripper, 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-2026-000063362) never changes.

Identity and time

Publication numberOT-2026-000063362 · never reused
Internal UUID01a0ae8c-f944-72fc-95ae-e6e47d366287 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063362
StatusPUBLIC

Content hashes

Canonical text918832238cdb4639ec99076ca7e04d7baddf246f8ccb851208bb9114ac6b47a8
Markdown08c7d259104af205dbe13ba8dbc5b1eb8a514fb59023ea228b3d7d2ab0b9b056
PDF
Publication pagea335621c5257384f2df5dc5cbaa23615c6dec8dfa97e4a67feea3b04a72716ab
Manifested5f09c1075026bd3652ddb2b2f002e7c7ed6a8da386d115bcd2c7f51f8f6e7b

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
Signaturex9kMWlg9J0jY0ldEisf/GrF+YzQpEiuGcWtVBLM8h786SYKY2UcWfa0AeT4IIRyOw4gtupQs9xEXqOKUoNmTAA==
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

2026-09-17T10:37:15.944593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063362
observed a335621c5257384f2df5dc5cbaa23615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.927257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063362/manifest.json
observed ed5f09c1075026bd3652ddb2b2f002e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.910539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063362/publication.md
observed 08c7d259104af205dbe13ba8dbc5b1eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.889959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063362/publication.txt
observed 918832238cdb4639ec99076ca7e04d7b...
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.