OpenTechnical

OT-2026-000026936

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained blow-off before 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-2026-000026936) never changes.

Identity and time

Publication numberOT-2026-000026936 · never reused
Internal UUID01a0ae72-3452-7b8d-a75a-b84a7d491407 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026936
StatusPUBLIC

Content hashes

Canonical texte234dea32083b018f668fe4fffe0504b6617002e628f2215208de2307e737df6
Markdown103c4a4a84747e301716ba212138a60d081c32de1969eba630f4a94f15ffd4a2
PDF
Publication pagec67af0ffe100b15782dc0a568a4482d5fb8f4e3579ac48b7ce15b967697e7bdb
Manifest09e8148b319a3cbe5fe14766fe65ab31ede0375c1332d4229a59c586d20b324a

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
SignatureBTSYW7Hreom5gZEo7irZjY7X6WIniGLKapsz7dL6M1IGvEb1Gd/54zpRT+rPraemIW8tRakuxnS8BvCOm63/DQ==
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

2026-09-17T11:43:33.231123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026936
observed c67af0ffe100b15782dc0a568a4482d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.215426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026936/manifest.json
observed 09e8148b319a3cbe5fe14766fe65ab31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.199323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026936/publication.md
observed 103c4a4a84747e301716ba212138a60d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:33.181717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026936/publication.txt
observed e234dea32083b018f668fe4fffe0504b...
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.