OpenTechnical

OT-2026-000063159

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000063159) never changes.

Identity and time

Publication numberOT-2026-000063159 · never reused
Internal UUID01a0ae8c-94aa-7adb-a2f6-3d0039f2aa34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063159
StatusPUBLIC

Content hashes

Canonical texte5dd9065984228957e10c12198099f2cf51cb12db588282e0b3dfb9fd90fb3a5
Markdown177e9c2d91f73d16b643d08d282f97ecba0fa14e62df1b4462d719d6ce6c25e0
PDF
Publication pagee73102d17fb9b56857cd803c9f938e65e9be84710fa410498e3c9668071f8b2c
Manifest1ac2b155d9801a467ac44bd92580ada61ec90094b07ddcd2774bd3bfe8de2a03

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
SignatureAjfzwuOlEuKbYPNM/KlWRogA6B0SWRGWOuvffqFZ74r3/9YDaCqeNn+rSalh1GQs7bV9g7zgr5jgbV0K/g4vAg==
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

2026-09-17T10:38:56.854910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063159
observed e73102d17fb9b56857cd803c9f938e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.835724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063159/manifest.json
observed 1ac2b155d9801a467ac44bd92580ada6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.817036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063159/publication.md
observed 177e9c2d91f73d16b643d08d282f97ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.799051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063159/publication.txt
observed e5dd9065984228957e10c12198099f2c...
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.