OpenTechnical

OT-2026-000088102

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000088102) never changes.

Identity and time

Publication numberOT-2026-000088102 · never reused
Internal UUID01a0ae9b-1aa7-7d18-93d6-ddbe4b55ee59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088102
StatusPUBLIC

Content hashes

Canonical textc7c0dc44b844bdd928d0c0c2d85d3fab7761d0f24b5cd6c6d43fed9881447c26
Markdown0b2b4341e7c937468ab1c820a22e4718f34e584c9e58a925c8bce39c834998bb
PDF
Publication page41fbe3f6c8e51a5960155c96f1add85ebe6df6dd36979d22bb22166d0d329367
Manifest4b496ef14e1ca42c753320285d16ab085f56ee80ad7c7a879646cf874982a136

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
SignatureS7kbju+22N86bxlmjFq6t+chYCUi4kLeMZT6gUOPW/t1dRwqDfWVQNOZzHsQKypY7oJH6d4/GfIb04uBMOOUAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:07.007586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102
observed 41fbe3f6c8e51a5960155c96f1add85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.989583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102/manifest.json
observed 4b496ef14e1ca42c753320285d16ab08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.972971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102/publication.md
observed 0b2b4341e7c937468ab1c820a22e4718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.955813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102/publication.txt
observed c7c0dc44b844bdd928d0c0c2d85d3fab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.142853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102
observed 41fbe3f6c8e51a5960155c96f1add85e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.122967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102/manifest.json
observed 4b496ef14e1ca42c753320285d16ab08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.102997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102/publication.md
observed 0b2b4341e7c937468ab1c820a22e4718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.085027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088102/publication.txt
observed c7c0dc44b844bdd928d0c0c2d85d3fab...
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.