OpenTechnical

OT-2026-000059647

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line 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-2026-000059647) never changes.

Identity and time

Publication numberOT-2026-000059647 · never reused
Internal UUID01a0ae89-ec24-7b4e-9bb6-7f4f33a9e956 · 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-2026-000059647
StatusPUBLIC

Content hashes

Canonical text8fe346c4482e8ebf33aff320cbfa99cb8fb6a12934a52add9a0e339d24234ecc
Markdownc432679280cfc8ceacc098e2b368753409d32bcd6733e6f9d9aad6ba0c01f4b2
PDF
Publication pageeee7d60432b533ef5a35c4f47dbd7b940667f8b1845cc41a6066e7e03a6de43f
Manifesta4357f79f235182f0422522a64731f90204516cd01b62de698269e1dd2d7ee51

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
SignatureF/E7dfkUrTcTBUpwN4B1GRBIC0LFOumTxhGY8Tr4OJ80wRrWNzPTkpEvuMjYtxQhFjbgcyUgtd9XPLOyNaqnDw==
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

2026-09-17T10:44:20.526454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059647
observed eee7d60432b533ef5a35c4f47dbd7b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:20.509643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059647/manifest.json
observed a4357f79f235182f0422522a64731f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:20.491725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059647/publication.md
observed c432679280cfc8ceacc098e2b3687534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:20.472743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059647/publication.txt
observed 8fe346c4482e8ebf33aff320cbfa99cb...
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.