OpenTechnical

OT-2026-000054012

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000054012) never changes.

Identity and time

Publication numberOT-2026-000054012 · never reused
Internal UUID01a0ae85-b3a7-7a4a-9ec7-01a011be1fe6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054012
StatusPUBLIC

Content hashes

Canonical text3c44b551057f52ff08d20b2e43387c92d62187a1317312355977eb094e8a2b7f
Markdownca740ff262d78f0ace36052def9f5c3d174199e5688fa244048c4e13c3deb624
PDF
Publication pagede23997a73a51c9cda132cd6fb0908ccea1c82038091fb5f24df09aac43993bc
Manifest1ec0e03cdc91db61bdbe9136720ebbec3565c3443570013f967c2baa69da0058

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
SignatureLwadBSvS2WBcjURw0gYhxwDTaZMTNcrnFxzlH7TT1TDwC2p7KWGj9/utLxm6sb33luWdSVfGL+LyXII6YdNzDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:21.305548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054012
observed de23997a73a51c9cda132cd6fb0908cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:21.264803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054012/manifest.json
observed 1ec0e03cdc91db61bdbe9136720ebbec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:21.223472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054012/publication.md
observed ca740ff262d78f0ace36052def9f5c3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:21.173133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054012/publication.txt
observed 3c44b551057f52ff08d20b2e43387c92...
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.