OpenTechnical

OT-2026-000060836

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off 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-2026-000060836) never changes.

Identity and time

Publication numberOT-2026-000060836 · never reused
Internal UUID01a0ae8a-b7d1-7d52-bfa3-e1f467cf84df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060836
StatusPUBLIC

Content hashes

Canonical textfa59372162f1ba1569385be448208c2f12d26591ffc759ab78a2a4bdef94facd
Markdownb7ec5fbf384b674b27ac6d62836c7e5365e58cab04259c6b50afb9b370744ef3
PDF
Publication page737e9166c7a6b38cf38f4cacbf474f4d067c7c526bfcb49bfe73bf0490aca8c5
Manifest32ea992bbf453186dc11a894a6510ae3bc80a712390941234fe7148caeb8d620

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
SignatureKAQUs0kI1mxXvaOtN3rSZIVi9oBg4QuAL2AN5dAFL2R26QxE776CEhzqNzmQzZ5yFiNETbrzfd2qhK0ughidDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:35.429248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060836
observed 737e9166c7a6b38cf38f4cacbf474f4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.410882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060836/manifest.json
observed 32ea992bbf453186dc11a894a6510ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.393934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060836/publication.md
observed b7ec5fbf384b674b27ac6d62836c7e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:35.376994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060836/publication.txt
observed fa59372162f1ba1569385be448208c2f...
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.