OpenTechnical

OT-2026-000102822

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed blow-off 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-2026-000102822) never changes.

Identity and time

Publication numberOT-2026-000102822 · never reused
Internal UUID01a0aea4-858c-7b06-adab-ee0df9038d8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102822
StatusPUBLIC

Content hashes

Canonical textaa17ee1096ee0058afe5fa9e70dde91c9085802c62a45bfe9b828bad6135feeb
Markdown4fd01b4dadf36ec6352d6c570cff5c7567608633497f94a074dadd34cd8b5641
PDF
Publication page472d78224f0e206ab0397e4fe5156c804b4618660bf15f9bed8385afe8e4e5ae
Manifest59eab99dccfd17e5525f09164b096daa9ad983c84eead419e8d0da789531a6ff

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
SignaturepCjujy1YpQjWtYcCEcC2jId+ieYnrarqNXMRDnz1dIsPn64J8GqP4iQgh9OQ3zPMeKDZBNcWSr8+mu0v44DWBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:21.353175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102822
observed 472d78224f0e206ab0397e4fe5156c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.335170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102822/manifest.json
observed 59eab99dccfd17e5525f09164b096daa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.317430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102822/publication.md
observed 4fd01b4dadf36ec6352d6c570cff5c75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.299375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102822/publication.txt
observed aa17ee1096ee0058afe5fa9e70dde91c...
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.