OpenTechnical

OT-2026-000055555

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000055555) never changes.

Identity and time

Publication numberOT-2026-000055555 · never reused
Internal UUID01a0ae86-a102-72e2-b10e-0bcd47af0ea5 · 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-2026-000055555
StatusPUBLIC

Content hashes

Canonical textac2f9a6b03825a6a7458624a2b3a2b0d159cf0eba9af3b73726c509c43120b40
Markdown669001ab9555aa583ff69b11e13365fdbb7323cfb83dd8f7e7cdb0978dc74068
PDF
Publication page512096f0e73e4e3fd41ea7d5e943ad5d1484b82768f5b9825ba9b7a4183d6f0f
Manifest2b2a6a320b0d148fc22340ac52db03f22d0eb9532416f09fba8b6efd1794524c

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
Signaturejt/gbvx+Z4su+zFthOjDn0Gl8qH1YajKiBTbsJkrRKVNKwXRrGZ4H8GHpgUi2qoMkNRkgjX9SI4ceYS84TC8AQ==
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

2026-09-17T10:52:46.648893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055555
observed 512096f0e73e4e3fd41ea7d5e943ad5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.632994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055555/manifest.json
observed 2b2a6a320b0d148fc22340ac52db03f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.615445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055555/publication.md
observed 669001ab9555aa583ff69b11e13365fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.597926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055555/publication.txt
observed ac2f9a6b03825a6a7458624a2b3a2b0d...
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.