OpenTechnical

OT-2026-000057132

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000057132) never changes.

Identity and time

Publication numberOT-2026-000057132 · never reused
Internal UUID01a0ae87-d5b9-7c08-968c-13243c8f798d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057132
StatusPUBLIC

Content hashes

Canonical text9a9434632f05e94f218ad06a37a1267c4651543525d53bb101e8f34bcb82c174
Markdowne122a1e247778a4bb7994bab27ad61d9dff799decac8b0383d779d2b77e44f49
PDF
Publication page98778fd5ee2467751acd42560b489f3eb57d18add621d16dddfda0420d49bf02
Manifest76b92c299f1527d024457630b35198bd2df5fa54af7d342284131ef78f28a773

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
SignatureB7YpCasSs7R9g5GSVrFY6I1ksdkLee3DetMwLGqqGDXFCZNUJek8EuWBap0M7C60gPk2nfpiPhtn9yMOgTSPCw==
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

2026-09-17T10:50:06.643198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132
observed 98778fd5ee2467751acd42560b489f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.623683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132/manifest.json
observed 76b92c299f1527d024457630b35198bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.601985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132/publication.md
observed e122a1e247778a4bb7994bab27ad61d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:06.581999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132/publication.txt
observed 9a9434632f05e94f218ad06a37a1267c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.289693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132
observed 98778fd5ee2467751acd42560b489f3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.271733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132/manifest.json
observed 76b92c299f1527d024457630b35198bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.254802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132/publication.md
observed e122a1e247778a4bb7994bab27ad61d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:15.237590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057132/publication.txt
observed 9a9434632f05e94f218ad06a37a1267c...
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.