OpenTechnical

OT-2026-000059909

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000059909) never changes.

Identity and time

Publication numberOT-2026-000059909 · never reused
Internal UUID01a0ae89-ec26-7b25-a81c-d5dc8fed3625 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059909
StatusPUBLIC

Content hashes

Canonical text0ee31bd623e96f8062cc242f7e53ce0e021fe0807a7083c2b30805a946d6ab6d
Markdown4bd1a0b9a3d76f1ea10f5863a653aedca386f6da85d86f1801d969a830fb1488
PDF
Publication page76463e08d50f0674a99a2725c8571196937bfa7d417eb453e7092ed953e3c630
Manifestf468be3a68afb5cae1f1250a9236711d3fd4cdea188abf7900940dc472b929d9

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
SignaturerjR6Fudg8wGrCoM5PoS3ooLSzdSpfB+sqw2rLUti0zt8I7jwmr3tzmfJckBZvyA/bxz8Ak5gu66wTq77J5lwAw==
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

2026-09-17T10:44:40.418062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059909
observed 76463e08d50f0674a99a2725c8571196...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.399918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059909/manifest.json
observed f468be3a68afb5cae1f1250a9236711d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.381631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059909/publication.md
observed 4bd1a0b9a3d76f1ea10f5863a653aedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.352955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059909/publication.txt
observed 0ee31bd623e96f8062cc242f7e53ce0e...
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.