OpenTechnical

OT-2026-000077588

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000077588) never changes.

Identity and time

Publication numberOT-2026-000077588 · never reused
Internal UUID01a0ae95-2ece-738f-a47f-feb0bc99cdf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077588
StatusPUBLIC

Content hashes

Canonical text8e50436a653193a5bc67d2f899aa3aa5524e9e27ad596d7edd63ad059d5dbae8
Markdown239f1c1a56c1e66732a0eaf8bbf5d04e0e69b70df847999e95a6522f7acd79bf
PDF
Publication pagea397e7298c4d5c0ca9029b6ad973911707f8ab3f2246fef42614d7e0dfd0601f
Manifest0c76f5a816638c867569a99abea2151a16a3f839816e19dc80af688835b7484a

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
Signature4swRHfKeJ8RY+SWKj80nFjG1VwzMX73AhMuEOWcWJ3QQXCC/kA5gBV/GbbSXtd+hrsZUQtVDts8Vrs7lZ4JECQ==
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

2026-09-17T10:06:53.923174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077588
observed a397e7298c4d5c0ca9029b6ad9739117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:53.903317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077588/manifest.json
observed 0c76f5a816638c867569a99abea2151a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:53.883177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077588/publication.md
observed 239f1c1a56c1e66732a0eaf8bbf5d04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:53.864332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077588/publication.txt
observed 8e50436a653193a5bc67d2f899aa3aa5...
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.