OpenTechnical

OT-2026-000045042

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after 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-2026-000045042) never changes.

Identity and time

Publication numberOT-2026-000045042 · never reused
Internal UUID01a0ae7c-f767-76d1-ab7b-88892bbd9497 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045042
StatusPUBLIC

Content hashes

Canonical text16bbe28ce2e6538db7cbb760f60f72804e7abe3cbfcb31bc80a8ef744b49ea12
Markdownb8429fe250da3157fd50a8c921ff61cde580b06818aad6b86afc46245747ab53
PDF
Publication pageb7a9f03b912216ec8977d3a7d2b9fb00c022e8fd2f3842c16f6d993b6d55ab18
Manifest2aca0374ee986b6040ae1ff0b8d620b95235a5edf688f966a071bdd193cdbed8

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
Signaturem+fCbbKNT437TiriQ5txugvfpZjt7AazzBhd2Oa7mlqBCOMvNmpxttfkAyvuZAnjpRX8iCRF7CA1DcSY1pFQDA==
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

2026-09-17T11:10:03.744125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045042
observed b7a9f03b912216ec8977d3a7d2b9fb00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:03.687184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045042/manifest.json
observed 2aca0374ee986b6040ae1ff0b8d620b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:03.668989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045042/publication.md
observed b8429fe250da3157fd50a8c921ff61cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:03.606939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045042/publication.txt
observed 16bbe28ce2e6538db7cbb760f60f7280...
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.