OpenTechnical

OT-2026-000066879

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000066879) never changes.

Identity and time

Publication numberOT-2026-000066879 · never reused
Internal UUID01a0ae8f-14fd-723f-91ba-6387f45e0da3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066879
StatusPUBLIC

Content hashes

Canonical texted2f3688056369b140ba760468a0269a1f1ee7a0c644f3f8614e4ae914f08784
Markdown260b6bb1d74d5466bfed560a768600f1dd570e5bab75ab1fa4eceadb334bb6fa
PDF
Publication page6da5f6ccd28bd6f9c914d560052efa68fcd02c176d9fc2d349fe777ebd7b2440
Manifesteaa53a4a2d2dce625a129ca420ffc9a0b7c6905b5441db99524f56d4b598deea

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
SignatureQybzydB+5zoNKqXsh8ffLJ5CILROORcRGJ8wy9T5+Ns+QHJba9o4jK4bckSb3rCtXphfA3l2E3qIwfd2WULRDg==
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

2026-09-17T10:32:04.582795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066879
observed 6da5f6ccd28bd6f9c914d560052efa68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.565277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066879/manifest.json
observed eaa53a4a2d2dce625a129ca420ffc9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.546494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066879/publication.md
observed 260b6bb1d74d5466bfed560a768600f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:04.529542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066879/publication.txt
observed ed2f3688056369b140ba760468a0269a...
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.