OpenTechnical

OT-2026-000100263

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000100263) never changes.

Identity and time

Publication numberOT-2026-000100263 · never reused
Internal UUID01a0aea3-3053-7351-88d8-cf52c1814f0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100263
StatusPUBLIC

Content hashes

Canonical text37fafa9e0089af50bd05ebe1d67c07cc06e597f54377b1952f1bdd77a2be74e2
Markdown2b04589fef152d2d95b833bc4438b8299bd403a2d6c461cd6a831431c89c9db4
PDF
Publication pageb776301c747830b66d205b0951eccad28d50077ff5c23e619da7b269f5ca63b8
Manifest24a98e77144ee6dcc23027c402acacacfd9c025221c6ed8b4aa86de2212ff33e

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
SignatureYTLPotAbw0s7ruEtLEHNjawvdYRhvPeUDq0E0pt+NQ5aRLmrO1pTc0oRoPsI/JGOdUCfqDdHEGizqqCRUC6XAw==
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

2026-09-17T09:30:04.170799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263
observed b776301c747830b66d205b0951eccad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.150129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263/manifest.json
observed 24a98e77144ee6dcc23027c402acacac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.133343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263/publication.md
observed 2b04589fef152d2d95b833bc4438b829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:04.114772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263/publication.txt
observed 37fafa9e0089af50bd05ebe1d67c07cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.824526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263
observed b776301c747830b66d205b0951eccad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.807159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263/manifest.json
observed 24a98e77144ee6dcc23027c402acacac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.789002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263/publication.md
observed 2b04589fef152d2d95b833bc4438b829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:33.770390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100263/publication.txt
observed 37fafa9e0089af50bd05ebe1d67c07cc...
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.