OpenTechnical

OT-2026-000025871

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000025871) never changes.

Identity and time

Publication numberOT-2026-000025871 · never reused
Internal UUID01a0ae71-a83e-793a-b0b2-1358ec62b210 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025871
StatusPUBLIC

Content hashes

Canonical textf1ab1dd3b6d6b6911bd5a38ff3e35b03d67a92df1d7fc66475067ec1e8150bea
Markdownb01858c2e4e1d78721d59f18a74c9189749d9d7cc2b27041e6e62eb8e2e2c631
PDF
Publication page8de497cdc2a8908aa1aeedf1d516905f41f86c30b90846a5056afffb8c45e5b2
Manifestfc0d33ec36c1a099f1ab6102a707d316f80f6b7a3db7da0adad60aedf47813c0

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
SignaturesTHK9D3rDcs6u123r084nVoHY1iFSwPyEi8rJaFAVPrcwUiv/W8PWda9XedtcSjvUAqCb0MmWS1bFyAXQRGuCA==
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

2026-09-17T11:46:06.525285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025871
observed 8de497cdc2a8908aa1aeedf1d516905f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:06.504674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025871/manifest.json
observed fc0d33ec36c1a099f1ab6102a707d316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:06.489193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025871/publication.md
observed b01858c2e4e1d78721d59f18a74c9189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:06.472676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025871/publication.txt
observed f1ab1dd3b6d6b6911bd5a38ff3e35b03...
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.