OpenTechnical

OT-2026-000080310

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000080310) never changes.

Identity and time

Publication numberOT-2026-000080310 · never reused
Internal UUID01a0ae96-7e77-7ff3-beda-3dcf8fa10b20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080310
StatusPUBLIC

Content hashes

Canonical text39b3c1cdc819fec334f7268b9b64d446d0ca3152af9b86bcf1dd984cd22b3509
Markdown9c8a37ff4a3cfffe6f7a46c1e8772d6c6cbd0c9c852121a7ae0ae646c5a20588
PDF
Publication page35f3daa570e78e2c8a82942166c8e1bc48340bd18985df64a7018cb8c5169ccd
Manifest35f6654ec2f05756cd6a4a71272ba3f788b390143eb62ab236379d97a87c1a8a

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
SignatureJTovqA7LgkhdcEiiZ/jkHNTvD5PWlfKsRsG6BARH1Vm/tCrCLw1Zcv++CVTItfFhoVR+enZ7Mss4z89YOvofBg==
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

2026-09-17T10:02:46.726615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080310
observed 35f3daa570e78e2c8a82942166c8e1bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:46.706390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080310/manifest.json
observed 35f6654ec2f05756cd6a4a71272ba3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:46.687482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080310/publication.md
observed 9c8a37ff4a3cfffe6f7a46c1e8772d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:46.669409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080310/publication.txt
observed 39b3c1cdc819fec334f7268b9b64d446...
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.