OpenTechnical

OT-2026-000022540

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000022540) never changes.

Identity and time

Publication numberOT-2026-000022540 · never reused
Internal UUID01a0ae6f-f4fe-7875-a6c9-70caa1f45aed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022540
StatusPUBLIC

Content hashes

Canonical text02e6f4aa814f611742203b165ef264484016a23a7818931b386475bc413c619d
Markdown76b78e49bcf3ffa42003a78df28e9317034158259934c46fb3971ff682bc3405
PDF
Publication page7ff996111f53a8d7bf85296b58a193b0e17bb40d0f42a8196469d7a8e4d096cc
Manifest3a368e755fb067c47fd47268109ec6f8fb94589199c4d0272ce617bea7e5af75

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
SignaturedrQCAu2n55dfYan0Qh5fprW4jbKgxBsP8ksCkqdxkl4Ro3ZVfBzWtiHiIBsqFm9t5nvSpsx4jAU6jSmcTI2NAQ==
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

2026-09-17T11:53:58.465026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022540
observed 7ff996111f53a8d7bf85296b58a193b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:58.447290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022540/manifest.json
observed 3a368e755fb067c47fd47268109ec6f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:58.428959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022540/publication.md
observed 76b78e49bcf3ffa42003a78df28e9317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:58.411483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022540/publication.txt
observed 02e6f4aa814f611742203b165ef26448...
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.