OpenTechnical

OT-2026-000040155

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000040155) never changes.

Identity and time

Publication numberOT-2026-000040155 · never reused
Internal UUID01a0ae79-26ff-701d-8582-b2de19ad6676 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040155
StatusPUBLIC

Content hashes

Canonical textd46d77f9f8cddf74d011e42c72517b6712c97872c6d55910c116c22268aa4cfb
Markdown27d3d7663bc08fb24eb74a5f063f381fe0f1cbe7f6b3bc5996bc19fd581706f5
PDF
Publication page515b4e3bb309c8ea9ff30ea4d81c25d671f13d24896be5d534228eb725377ed5
Manifest14554817821a07c19e80f951402f37de7a6f99b34c3c1142a2fd9b1ec8a796cf

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
Signaturer4MZ0CrPdY0Q4YWvJJa5kyMgcYiwdFklFawJDT1kQ91xrtEy9PJtYc03CGXZk/V31huErTgQw31TrDMRNJ2wCA==
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

2026-09-17T11:19:01.771950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040155
observed 515b4e3bb309c8ea9ff30ea4d81c25d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.756881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040155/manifest.json
observed 14554817821a07c19e80f951402f37de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.742613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040155/publication.md
observed 27d3d7663bc08fb24eb74a5f063f381f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:01.726275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040155/publication.txt
observed d46d77f9f8cddf74d011e42c72517b67...
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.