OpenTechnical

OT-2026-000055456

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055456) never changes.

Identity and time

Publication numberOT-2026-000055456 · never reused
Internal UUID01a0ae86-a102-769e-98f9-9851fa17fee0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055456
StatusPUBLIC

Content hashes

Canonical text793d6e1aa84ed174e17f4f0592a54b602876fb661440233f3481492d5a604a78
Markdown7348839a86ad1227fd19beebe5acd0964700cfd34b0b1941b650c14c4c593438
PDF
Publication page481031bbeb0229f645d8e7ecbc6c1e5601f2d7a4727c059196c11da90702428f
Manifestf8e45cd3c9c1971b5727bc308c7f48b6f4f6fb6d27bb7d1d11205458fbba048d

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
Signature0Sp2HCB0lP7bEeUh1rugadAwQ0M3sppod/qEqFA09JewxdY6WDeNSMnF8Q0uwTkS7sIAB9i9azU5KReziayHBg==
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

2026-09-17T10:52:06.723171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055456
observed 481031bbeb0229f645d8e7ecbc6c1e56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.695871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055456/manifest.json
observed f8e45cd3c9c1971b5727bc308c7f48b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.676013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055456/publication.md
observed 7348839a86ad1227fd19beebe5acd096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.657491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055456/publication.txt
observed 793d6e1aa84ed174e17f4f0592a54b60...
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.