OpenTechnical

OT-2026-000035226

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000035226) never changes.

Identity and time

Publication numberOT-2026-000035226 · never reused
Internal UUID01a0ae76-6a1e-7b62-9276-ae5695a2d9ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035226
StatusPUBLIC

Content hashes

Canonical text687b88d20e9ae499df9db016f15015859db9ba485a4db2926cf4eaf03936e7d7
Markdown21b86cf3ef2091d6f51daf2bb66fc93abe9170c58c6590a170a790887eb2f9b3
PDF
Publication page235b331f25a898255a523a333fb7d95d2225fac841dc6f4f692ddcabff45b55a
Manifest94f4d3e0bc366c3a216bd7115ac40c293ac05cc9a63ae7d5cc2049593d664119

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
SignatureugIiTt96EKZLBzzdPqXrI3nWeSIbAqIhRKIQ2+cAQchUyms7vRKq3q/f5Jyh6FmqspHjFhqN6va75I+oPmlbBA==
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

2026-09-17T11:28:21.715378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035226
observed 235b331f25a898255a523a333fb7d95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:21.698931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035226/manifest.json
observed 94f4d3e0bc366c3a216bd7115ac40c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:21.678788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035226/publication.md
observed 21b86cf3ef2091d6f51daf2bb66fc93a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:21.661031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035226/publication.txt
observed 687b88d20e9ae499df9db016f1501585...
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.