OpenTechnical

OT-2026-000055316

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000055316) never changes.

Identity and time

Publication numberOT-2026-000055316 · never reused
Internal UUID01a0ae86-a100-7681-8af7-d86d757b54d4 · 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-2026-000055316
StatusPUBLIC

Content hashes

Canonical text2fa7c95a14b1f16cfd13f27c676941573efde403bebeb0f534546fca8ce569cb
Markdown7b817020bcd793554d3080f1bb9771a02d9dd2f6197598500a032bd2e1b3a252
PDF
Publication page37d7cb1199d34ce526ac7b5a77de63e60840b50a2dc1d3a3970783dd1f52faeb
Manifest6139441d707fde6867e537b815d66de8ad847a297249261cf6a50e7f3c324076

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
Signaturev2axAj/xridIZfyCXOxj6PPYUt3nax88jxPNJ7KarFJiOSE1Zq/fexM9kg/aTcrXQ40dQryC42gb8C39SzGkAQ==
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

2026-09-17T10:51:55.958370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055316
observed 37d7cb1199d34ce526ac7b5a77de63e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.939855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055316/manifest.json
observed 6139441d707fde6867e537b815d66de8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.920976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055316/publication.md
observed 7b817020bcd793554d3080f1bb9771a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:55.902139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055316/publication.txt
observed 2fa7c95a14b1f16cfd13f27c67694157...
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.