OpenTechnical

OT-2026-000080997

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, sustained 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-2026-000080997) never changes.

Identity and time

Publication numberOT-2026-000080997 · never reused
Internal UUID01a0ae96-b975-7051-9ae2-f35c7c96b9b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080997
StatusPUBLIC

Content hashes

Canonical textd12425e50e56aa760e03283c25d6cbbe40f45680d66d8eddba54258397b4d43d
Markdown9e44319607373a3caa5d1fa85ce0fad655092bfe4360d22305889fcd32cfeab5
PDF
Publication page7c1acc1827f59b1bf62dc8648a922c96b3245cb60c5d48af25378c0ec97c2e3b
Manifest19742672c36f9a72c98789d9d5747bf177d012cbd44057c808917cfc87ea2732

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
SignatureUFhoM9/aee1DSfQfTDjnA8rGO/F4qM2PvVotq09JuAoixBNJk9Iz7FvH96DjmGswQSo4Bc6VFIT6HMAbpf6VAQ==
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

2026-09-17T10:02:16.972120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080997
observed 7c1acc1827f59b1bf62dc8648a922c96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.953813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080997/manifest.json
observed 19742672c36f9a72c98789d9d5747bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.936343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080997/publication.md
observed 9e44319607373a3caa5d1fa85ce0fad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.919625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080997/publication.txt
observed d12425e50e56aa760e03283c25d6cbbe...
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.