OpenTechnical

OT-2026-000017262

Publication integrity record

Foam pad vacuum gripper, single 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-2026-000017262) never changes.

Identity and time

Publication numberOT-2026-000017262 · never reused
Internal UUID01a0ae6e-76c8-7736-b5dd-251aeee1a410 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017262
StatusPUBLIC

Content hashes

Canonical texte23a562eb078ad4c67f9d131338854aee0bdad7379efee99db9932411e0eb2b5
Markdownb8825e2c682d1fe6bf535ea3dc9448b14e9d3c488eadeda0f7daeb2c494643b8
PDF
Publication page733107178ff9e380016b19540b255c8cf181f03b463496f0f9484484773179dd
Manifest2d73065d80be0ea6c5052f757651272b255ac58de6b5923f478b65d29b9039d5

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
SignatureJP4E2cNQP1nx7WzSGU7ToqD1WFgtPunRNDaLTgc0+EnfyeOdtxusQ7ah0JLkcQ4NAR89oOP5fwLjYHvSoUaRCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:21.185928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017262
observed 733107178ff9e380016b19540b255c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:21.161341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017262/manifest.json
observed 2d73065d80be0ea6c5052f757651272b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:21.141849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017262/publication.md
observed b8825e2c682d1fe6bf535ea3dc9448b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:21.117533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017262/publication.txt
observed e23a562eb078ad4c67f9d131338854ae...
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.