OpenTechnical

OT-2026-000062448

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062448) never changes.

Identity and time

Publication numberOT-2026-000062448 · never reused
Internal UUID01a0ae8c-0ac0-7212-a27e-06b4ddd17f70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062448
StatusPUBLIC

Content hashes

Canonical text71ef42c031cfa58043a9f0dd4091f08e4501d6ffa50187d99ba9adef2612051a
Markdown44c6a299c2a10316be11da680c6d375c9eed09c1b8839112b8f385f93a7a27cc
PDF
Publication paged56301a968928b4c07d6dca58d43b4d38b3f1db33f41f2588a28dc5dd820beea
Manifesteedede92d4fae820906a97120a1a6f8498030bc0fd55c3dddcd13e39310bdd5d

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
Signature9dPSBk2RwFwKGcQUJjJbt2h6ql14L7P2MZdOR3+CDwLriTkwziJrXsCG8TDzxTkhp1kbQiJmH3eZjY2/aYzyDQ==
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

2026-09-17T10:39:47.575307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062448
observed d56301a968928b4c07d6dca58d43b4d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.556765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062448/manifest.json
observed eedede92d4fae820906a97120a1a6f84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.537994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062448/publication.md
observed 44c6a299c2a10316be11da680c6d375c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:47.516461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062448/publication.txt
observed 71ef42c031cfa58043a9f0dd4091f08e...
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.