OpenTechnical

OT-2026-000065722

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000065722) never changes.

Identity and time

Publication numberOT-2026-000065722 · never reused
Internal UUID01a0ae8e-46fb-779f-82a0-b2f00a6bfaed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065722
StatusPUBLIC

Content hashes

Canonical textb4463ee1ce5ba1a089a2713eda00521243cc03862860741a1bda09f3e54ea41b
Markdownd1ce8e3e757a54c421dc0fcf5801367f5c61210f400280be0b8e3fa65f3eec11
PDF
Publication pageb592a6f84451bf3cce4f7cb045239cb3c0afcbaf926a5b2fc11ad54a4edae96a
Manifest584e560811d4ddc07e087279f2de68405a600d45a1c0e63881d52c4b8c7c84be

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
SignaturekxJw4JgpG4LOTPp+J+tJ9LgiSnDcf6UhMoEMJj+444tIj2bFPfFN51fMKzVSyhIFwu1LL3n3gMh7tu5C0qFOBg==
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

2026-09-17T10:34:08.758954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065722
observed b592a6f84451bf3cce4f7cb045239cb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.623803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065722/manifest.json
observed 584e560811d4ddc07e087279f2de6840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.605709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065722/publication.md
observed d1ce8e3e757a54c421dc0fcf5801367f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:08.587290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065722/publication.txt
observed b4463ee1ce5ba1a089a2713eda005212...
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.