OpenTechnical

OT-2026-000059538

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000059538) never changes.

Identity and time

Publication numberOT-2026-000059538 · never reused
Internal UUID01a0ae89-ec23-78b7-9dd1-f88878c6e431 · 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-2026-000059538
StatusPUBLIC

Content hashes

Canonical text482b01e62d6118e1e1947438662ba75458b318fdeeaa990581ddd821fc956c71
Markdowna2c1fb33562653a7e533705c1da98898ee4fec47ef20f73889ae8aefb26f5b57
PDF
Publication pagee7acc979e368e9f1b53e0da08830a3a2b9ee7395241445be95b9d13714d5922e
Manifest0357ce5555c6dd158fe342218a1410e3f3c3cd2b56dc9e47afa5d6ebf482dbbf

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
Signature/T/6rNYZuFDZrpwQ3FmS4ECOMVQ5CHxajEr9Iy0zSsnfXm5aj8e1l3pGS/VYSumuT7ycm2jiGJfmwJod4OZxAg==
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

2026-09-17T10:44:09.922625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059538
observed e7acc979e368e9f1b53e0da08830a3a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.895089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059538/manifest.json
observed 0357ce5555c6dd158fe342218a1410e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.863609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059538/publication.md
observed a2c1fb33562653a7e533705c1da98898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:09.839274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059538/publication.txt
observed 482b01e62d6118e1e1947438662ba754...
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.