OpenTechnical

OT-2026-000015030

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000015030) never changes.

Identity and time

Publication numberOT-2026-000015030 · never reused
Internal UUID01a0ae6d-d096-70cc-952d-a3adc5d2728a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015030
StatusPUBLIC

Content hashes

Canonical text29a6860ab9dc79cc1042518e074949fe0c94b20af05aa1888e0fb57108b73afb
Markdownfdc66fb3ed210f646b858ce4afac7fd966bfa647488669914a9101815bce0937
PDF
Publication pageea6e62ed59c1160cd14269d82bf68c5763d4ae00f19426296a2f574f76ba0af0
Manifestcc69269c9f3ed6ef57f5ab4860176acc25c9098eb84e02ac4b3dc06e3aaf8ed9

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
SignatureVtNSxkEgBop0dcZJX/ownQ/bFEqzS19nAZEhG9PFb/YcVlCdAtmuB+YWtLFF0txkTBK3bTUEY+AZLpdhHwARDw==
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

2026-09-17T12:07:00.469874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015030
observed ea6e62ed59c1160cd14269d82bf68c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.450922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015030/manifest.json
observed cc69269c9f3ed6ef57f5ab4860176acc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.430435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015030/publication.md
observed fdc66fb3ed210f646b858ce4afac7fd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.409708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015030/publication.txt
observed 29a6860ab9dc79cc1042518e074949fe...
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.