OpenTechnical

OT-2026-000060522

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000060522) never changes.

Identity and time

Publication numberOT-2026-000060522 · never reused
Internal UUID01a0ae8a-b7cc-7a7b-8e65-0681cb92f33d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060522
StatusPUBLIC

Content hashes

Canonical text44c0a698a12a60c4b125d139080e458a4a8f2f97ad54a09036e6daa0b4a7804c
Markdownda2387318cfdcfafc75dfa66961eec14c23f340da5dc42990b1d016ef713a944
PDF
Publication page3ef86f6805fdf4ad2b885f1e811450d21e6cc25d9c781ca30faff0739a83eacb
Manifest52bbf8b687b154d1c38ebb57fe185a180c9e5563623f20f2d8ab9aed9c5e2633

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
Signature9Oknrx/s9xckLbSw/pN6A0F86nY7+yRYzi7V9AIVYPklIBIYF350cWy5uDMayvt/vvzMBxfCdShO0kk2lN36Bw==
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...

Independent retrieval

2026-09-17T10:43:07.552668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060522
observed 3ef86f6805fdf4ad2b885f1e811450d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:07.532637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060522/manifest.json
observed 52bbf8b687b154d1c38ebb57fe185a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:07.515030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060522/publication.md
observed da2387318cfdcfafc75dfa66961eec14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:07.495744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060522/publication.txt
observed 44c0a698a12a60c4b125d139080e458a...
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.