OpenTechnical

OT-2026-000071762

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000071762) never changes.

Identity and time

Publication numberOT-2026-000071762 · never reused
Internal UUID01a0ae92-1e91-75bd-95da-45baa08e787c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071762
StatusPUBLIC

Content hashes

Canonical textd711b974a730ff70a7c2d2286ef89dcf24171678a76620b93420ac7533a1f8f4
Markdown0a40980114065f936d3bd8a8ab37c56abaa8d1ab264b57b044b37dc21ee892b1
PDF
Publication page4046c72074de5f551526d1d58194a77e72cba1de5c3baeb3cbfdfc0cf31d6955
Manifest51c1ea8dd6366f058d10d32f4ae80aa932407283c137ccc7e1af43b102ac45b9

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
SignaturecjxNbfTwjLnq/worzJSiV8MqNxKwSoMcwYz9zCaZ2dRtjTkncAUBaOb4MGy6go78/elwdaunyW46Rp/EQJxrDQ==
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

2026-09-17T10:23:55.362675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071762
observed 4046c72074de5f551526d1d58194a77e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:55.346472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071762/manifest.json
observed 51c1ea8dd6366f058d10d32f4ae80aa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:55.329095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071762/publication.md
observed 0a40980114065f936d3bd8a8ab37c56a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:55.312140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071762/publication.txt
observed d711b974a730ff70a7c2d2286ef89dcf...
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.