OpenTechnical

OT-2026-000071234

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented before 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-2026-000071234) never changes.

Identity and time

Publication numberOT-2026-000071234 · never reused
Internal UUID01a0ae91-e0ec-713c-8513-fa9906857adb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071234
StatusPUBLIC

Content hashes

Canonical text68ecf785711a296bb5c0a2f9bfe0ce681186c006b938b4278880781bd8cf9e49
Markdownc2f52963677acc9464f88e525668264375d3443674c35c473419b95d19f45878
PDF
Publication page55ad9cd5e8fa20158950cc8aa5b040aee95362a3562eac229347c0c821055607
Manifeste563de2cecb71bf6c1aafdcbbee5a7a0e9498be913b9cf67e82669020f8d5bb9

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
Signaturemicu39L1IPR342RAD3tfHSjT0RUc3xtzkB6TtAGq74RImk1JKiYrxtrj0qyhm5dd6W/Zgh7E7H4lF71TlJTeDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:46.770796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071234
observed 55ad9cd5e8fa20158950cc8aa5b040ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:46.754196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071234/manifest.json
observed e563de2cecb71bf6c1aafdcbbee5a7a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:46.737698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071234/publication.md
observed c2f52963677acc9464f88e5256682643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:46.720553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071234/publication.txt
observed 68ecf785711a296bb5c0a2f9bfe0ce68...
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.