OpenTechnical

OT-2026-000100369

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000100369) never changes.

Identity and time

Publication numberOT-2026-000100369 · never reused
Internal UUID01a0aea3-3054-7225-a48f-23011106b515 · 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-2026-000100369
StatusPUBLIC

Content hashes

Canonical text211b71ebf0edeeb0f1b0bc655784cfaa028e05cead0a8bff5aa916d60c95d6c9
Markdownce6a55de37656020ed830ad8b8fe8ce692e7bc07192c02a079a9d491cfc64cca
PDF
Publication page03dfc26aae43eaf7a8bd76231b928a1f8a9a60adbabef8a84349862a28fa32db
Manifestd5b52fcd1b71654e584916f57d385e36d24b384635bfd4902d5dce50c5a48c1b

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
SignaturexyoM2u3lIGrcmUp92bBi53MaQGXaZqZCVnwUbqZ0tULoYr2aE7Blwtu50+8pkWDJp79ZR8AAOoZCLJjoXOYfBA==
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

2026-09-17T09:30:19.543025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369
observed 03dfc26aae43eaf7a8bd76231b928a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.524289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369/manifest.json
observed d5b52fcd1b71654e584916f57d385e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.507311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369/publication.md
observed ce6a55de37656020ed830ad8b8fe8ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.489296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369/publication.txt
observed 211b71ebf0edeeb0f1b0bc655784cfaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.762119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369
observed 03dfc26aae43eaf7a8bd76231b928a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.742545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369/manifest.json
observed d5b52fcd1b71654e584916f57d385e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.722960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369/publication.md
observed ce6a55de37656020ed830ad8b8fe8ce6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:41.703788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100369/publication.txt
observed 211b71ebf0edeeb0f1b0bc655784cfaa...
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.