OpenTechnical

OT-2026-000094614

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000094614) never changes.

Identity and time

Publication numberOT-2026-000094614 · never reused
Internal UUID01a0ae9f-2deb-74e2-b6d3-13f405da5681 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094614
StatusPUBLIC

Content hashes

Canonical text9f663efd94bd20c76751fbd1dfb7a34cf16a97501e5663d62533243eb1ae8fcd
Markdownee198a793af9695926a61777da504f3794921463caba3e1a302a873968f3c456
PDF
Publication page702a458db81621ab803ae29f215858c8f6138226cce2444f57a6be1444fc44bc
Manifest84d16af8a329d2037872fbee8bfc67b29aa36536f80e5039702ba64e8abb9865

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
SignatureBHvDqxTt9/KflFfEc2GP1OwXtICh7eMR78azIGBKV7KkH5OA6ItwXayQTmv//axayCixEpIVo25dysbHV0OmAA==
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

2026-09-17T09:37:03.061594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094614
observed 702a458db81621ab803ae29f215858c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.046766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094614/manifest.json
observed 84d16af8a329d2037872fbee8bfc67b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.029622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094614/publication.md
observed ee198a793af9695926a61777da504f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:03.013294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094614/publication.txt
observed 9f663efd94bd20c76751fbd1dfb7a34c...
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.