OpenTechnical

OT-2026-000061081

Publication integrity record

Six 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-2026-000061081) never changes.

Identity and time

Publication numberOT-2026-000061081 · never reused
Internal UUID01a0ae8b-137d-79ee-9d0b-a0b125b6d581 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061081
StatusPUBLIC

Content hashes

Canonical text34fbd410a6a7dfb206b5675103fa7485a8ea2bbcf89df09fb2e15128e03cb643
Markdown184e77bc13bb92a04555529ac652285735372f6ade0caf39bb59773d55491b68
PDF
Publication page52ef53116e7384d881018eb6efdb3bfaa506c1987fac60130b2614c34c8ef6c7
Manifest732f758e6a4e6ac35bb7f292385f51353c9452fac6b05a95ef44f1a6b3e01cfa

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
SignaturetRdRPPWg1/znPvpAjwcNAa87bwI6y6nZKj5dW0QBUS/aM/Re5WGBXBp9SgHssm91izOU0S32WAApM8H2maE2Bw==
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

2026-09-17T10:42:26.662600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061081
observed 52ef53116e7384d881018eb6efdb3bfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.643948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061081/manifest.json
observed 732f758e6a4e6ac35bb7f292385f5135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.624624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061081/publication.md
observed 184e77bc13bb92a04555529ac6522857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:26.605226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061081/publication.txt
observed 34fbd410a6a7dfb206b5675103fa7485...
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.