OpenTechnical

OT-2026-000037995

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two 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-2026-000037995) never changes.

Identity and time

Publication numberOT-2026-000037995 · never reused
Internal UUID01a0ae77-f88a-7eda-9664-9656deae199d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037995
StatusPUBLIC

Content hashes

Canonical text723003d9849d091bdc366f059fb610d56f4cda81b7a72ade5523213a0bf85d67
Markdownd2aa115cf5e540da8bc19379ff37482aa952e6f7b75212c2604fc4f87db0363d
PDF
Publication page3f60cf5f953a10e403945e442430dc5ff850d73809ee3bbe772d5635b99fa8ad
Manifest1e422ea91d8fcfd5622a5dabbcd4537c203b46352b29aec05990764f48d78b48

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
SignaturetT7FHxEMY1ar/BfV6LAdiap+FPmcUGkGny+y9pMb7cKVc1aPRLBmr29pDypVZkgymrAio/cgHPwNO9w7IRtxBw==
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

2026-09-17T11:23:17.591474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037995
observed 3f60cf5f953a10e403945e442430dc5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.573482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037995/manifest.json
observed 1e422ea91d8fcfd5622a5dabbcd4537c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.553092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037995/publication.md
observed d2aa115cf5e540da8bc19379ff37482a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:17.533480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037995/publication.txt
observed 723003d9849d091bdc366f059fb610d5...
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.