OpenTechnical

OT-2026-000061759

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000061759) never changes.

Identity and time

Publication numberOT-2026-000061759 · never reused
Internal UUID01a0ae8b-b8aa-730c-83e7-4b2882e51775 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061759
StatusPUBLIC

Content hashes

Canonical text2c66841b011a62e1e2fa305543ac586dcbf6d53ec2e7469052143b2fe13f929d
Markdownc6aebad3e6ab1f60e91887730c1b9f5edb5cc136f23507607e0248e579d4caaa
PDF
Publication page28f6da646ffba538cfde8f5168d214f692ea8b41ddd8dd4033dc55c44ea39ec0
Manifestf7c282c6bd0d5c1b1896b41264b9acf9b22d589b009a79f9ee473f82ec9c423c

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
Signaturevw1xC0jRZnsoBwp3KDIdxVBdB126tnoy+6biQgULsmknytqnOLh816/ugsf4Rfa/po8mz9CHqdXKsuF/RdeGCA==
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

2026-09-17T10:40:27.770413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061759
observed 28f6da646ffba538cfde8f5168d214f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.750357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061759/manifest.json
observed f7c282c6bd0d5c1b1896b41264b9acf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.731490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061759/publication.md
observed c6aebad3e6ab1f60e91887730c1b9f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:27.710717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061759/publication.txt
observed 2c66841b011a62e1e2fa305543ac586d...
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.