OpenTechnical

OT-2026-000038737

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000038737) never changes.

Identity and time

Publication numberOT-2026-000038737 · never reused
Internal UUID01a0ae78-769e-76fe-988b-81dc0606f865 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038737
StatusPUBLIC

Content hashes

Canonical text4f3219b8659b5cb67316669865cb44f5f587f03df5da5f626121a0ef1008caf4
Markdowneef1b8d1b701cbfeb6ca6eaaa781f2d370ef2da6b4ee8c5bee99b11a8413867e
PDF
Publication paged6eab376989d5b81acc4f8ccec5f451851f8bd86f94061cf7e569950bb8f7c4d
Manifest529fce5aabc7d43e75504a7c21926aaa73ee855dbd6fd81b7c912ac171484430

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
SignatureZVXhgteNS6G4+blsd2+T3o01s+zLhJclbDbHEMueRNEmiyURzhhejAhgJZgUT4khvN8pdMDC4E0QvRW1XiE7Ag==
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

2026-09-17T11:21:16.112402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038737
observed d6eab376989d5b81acc4f8ccec5f4518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:16.095830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038737/manifest.json
observed 529fce5aabc7d43e75504a7c21926aaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:16.075838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038737/publication.md
observed eef1b8d1b701cbfeb6ca6eaaa781f2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:16.056524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038737/publication.txt
observed 4f3219b8659b5cb67316669865cb44f5...
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.