OpenTechnical

OT-2026-000023074

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000023074) never changes.

Identity and time

Publication numberOT-2026-000023074 · never reused
Internal UUID01a0ae70-46ed-7d89-a5de-8347549f83ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023074
StatusPUBLIC

Content hashes

Canonical text9bd5c5f8dd4fd37daa782cde58de5779c8932697f9f624b4c34ad7e3392612e8
Markdown2cf7962e40ccf6dbd54ac5b604b91e5990a545eafaaa83901c0950ee06d48de1
PDF
Publication page9975e04943d8daa6d29d93b96f660f159672c0427485258d33cf55c14d36fe4f
Manifesta8a34ef19bc16e5a793a123f22a675064e33243382db863d983e857260beba21

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
SignatureHFHr6R8cAANcZsMDtF24UtA+7lZ+iiAl+l2K6F3VHjLrQ1RTBqkUT79Ef/HQyRKJxbMidIZH6vbyUFtV1/4IAg==
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

2026-09-17T11:52:42.011057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023074
observed 9975e04943d8daa6d29d93b96f660f15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.993891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023074/manifest.json
observed a8a34ef19bc16e5a793a123f22a67506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.975446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023074/publication.md
observed 2cf7962e40ccf6dbd54ac5b604b91e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.957707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023074/publication.txt
observed 9bd5c5f8dd4fd37daa782cde58de5779...
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.