OpenTechnical

OT-2026-000012767

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, pulsed blow-off before set-down

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-2026-000012767) never changes.

Identity and time

Publication numberOT-2026-000012767 · never reused
Internal UUID01a0ae6d-5562-7a38-a66e-af0979627e28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012767
StatusPUBLIC

Content hashes

Canonical text11cc656266977f0a30ef41783bd867ae5662731b92494941542df0068d9e6d12
Markdownec58608ccb20fa3422c056c99f6693c270dd0e59afb8c249db96c4c156c3e1e1
PDF
Publication page3cc339f1f1b7dcbd4ca6d3d5439f77d57ee99742262b1b5b60229a555f4b0165
Manifest8386b7c517b6967cd783c2e340e42048afb3792fb8805ebe9d03b425393b4f55

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
SignatureBHN14cbUoinHeN/3zE/gVpGU1y4jdKuLAed5dhsBUDN4VP7RKhK72TMaZGO1KQJyyh3PsWaULr+dK8LyDh6dDg==
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

2026-09-17T12:10:28.743070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012767
observed 3cc339f1f1b7dcbd4ca6d3d5439f77d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.721376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012767/manifest.json
observed 8386b7c517b6967cd783c2e340e42048...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.698360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012767/publication.md
observed ec58608ccb20fa3422c056c99f6693c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.676430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012767/publication.txt
observed 11cc656266977f0a30ef41783bd867ae...
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.