OpenTechnical

OT-2026-000051401

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000051401) never changes.

Identity and time

Publication numberOT-2026-000051401 · never reused
Internal UUID01a0ae83-2741-7a4b-969f-85573b355f3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051401
StatusPUBLIC

Content hashes

Canonical text42be3a6d45eb69907222ee6e97bbd25c4cdee12ab1065658e8eddca00895391c
Markdown4476a191ce179a3ccbf77305316ee51747549f4bae47d56839c424b7a5e86649
PDF
Publication page177bfb621e4d64ade74f7de049585261dc3815504aa34446c4c9373ee0bc9246
Manifest89a96155245a9259e9c4851d2cfd2dd51a0004d5237a30c8b0e22f502af0e0a3

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
Signaturea+63Sfu9TAVO6rQfOWTk0H9s15heZGH6rXIq+gTCeoS0TKtHj+92Fp1SLMPrax1mVjcf5rLt+Fnqn20DHrpzCA==
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

2026-09-17T10:59:18.156096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051401
observed 177bfb621e4d64ade74f7de049585261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.136112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051401/manifest.json
observed 89a96155245a9259e9c4851d2cfd2dd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.114152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051401/publication.md
observed 4476a191ce179a3ccbf77305316ee517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.094503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051401/publication.txt
observed 42be3a6d45eb69907222ee6e97bbd25c...
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.