OpenTechnical

OT-2026-000044995

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, pulsed 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-2026-000044995) never changes.

Identity and time

Publication numberOT-2026-000044995 · never reused
Internal UUID01a0ae7c-911d-7230-9a94-d0476ec73ee8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044995
StatusPUBLIC

Content hashes

Canonical textcedabcd98ce708eb6a6560cebba8e39db98c42843203c700837a27b397877fbb
Markdown539e11d0fb4ecfc424a9686a534915c77f6df212e22953862b025bc9b99801ba
PDF
Publication pageed20f63a654c9db7189ed0e21ee81883d0fbfd4da8fea5c2d67c44c126cf932c
Manifest91b59f5370861ab9f67bba6e392452d599fa5c2c19b02241598a4a1bab97c85c

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
Signature+/nRuansb762aFAFu5LOzydC5ysG8cFBkwkhT9dLq/RaNMjGTM+Fk64vL1BVlnkruGLmbjf/GyFmWoPmB6/LCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:41.372695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044995
observed ed20f63a654c9db7189ed0e21ee81883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.352246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044995/manifest.json
observed 91b59f5370861ab9f67bba6e392452d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.333987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044995/publication.md
observed 539e11d0fb4ecfc424a9686a534915c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.317855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044995/publication.txt
observed cedabcd98ce708eb6a6560cebba8e39d...
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.