OpenTechnical

OT-2026-000086324

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, sustained blow-off before 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-2026-000086324) never changes.

Identity and time

Publication numberOT-2026-000086324 · never reused
Internal UUID01a0ae9a-2c96-7233-9b43-8223168b72aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086324
StatusPUBLIC

Content hashes

Canonical text57867808cbd0936c9dc742bc636c7999f17c841d9eb43019c465a47b01637163
Markdown0a2e1f6178a2be47a81b64d788f4eecb5a042e9ca417a466c0cf4c00480962e7
PDF
Publication pagecd6a36f3c16998321f31939420101832a8471667805bf198ee6ad5bf4d1e06c0
Manifestcb00ce3b32bfd53a43b07fc02c0280b81a08cfc82b9754eaa503b2a3c562e438

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
SignatureyZ16ruJj//0syyCRQ06QUgjjyZTxoy7bFVJmrA0z8udRqzQjHOUHjb8eGvGIWe3iM+5yeZryDTVOH+ybYavCBQ==
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

2026-09-17T09:52:00.713957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086324
observed cd6a36f3c16998321f31939420101832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.697218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086324/manifest.json
observed cb00ce3b32bfd53a43b07fc02c0280b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.679196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086324/publication.md
observed 0a2e1f6178a2be47a81b64d788f4eecb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:00.660365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086324/publication.txt
observed 57867808cbd0936c9dc742bc636c7999...
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.