OpenTechnical

OT-2026-000102272

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000102272) never changes.

Identity and time

Publication numberOT-2026-000102272 · never reused
Internal UUID01a0aea4-50f3-7128-b7f4-3122867b6570 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102272
StatusPUBLIC

Content hashes

Canonical texte77beb82ec0b08fdbff0df295520a80aa6b0050c4b565b8f7958feec17bf6356
Markdown329b227b1fcbe38735438d566c8fd0dd21f4f3aab8d90ec58f1d89488d532cae
PDF
Publication pagea1820fc769986c80efaa551c46d0bbb84c137dc594b7fa1d44094bfe141ba372
Manifest708461ad5f01c2bdec4bbc487e33a491e5b2e497117acf8041c56b063fb2e58b

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
Signature0U3C7dKq88hqb/Qspebf3a4CaVxb9Vz6TbKnTs3SpClSI0SPI3ir6cnaAz7xppAyJc6ESSqSeKm+BoxNoTe5DQ==
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

2026-09-17T09:25:27.621705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102272
observed a1820fc769986c80efaa551c46d0bbb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.602852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102272/manifest.json
observed 708461ad5f01c2bdec4bbc487e33a491...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.584756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102272/publication.md
observed 329b227b1fcbe38735438d566c8fd0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:27.568357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102272/publication.txt
observed e77beb82ec0b08fdbff0df295520a80a...
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.