OpenTechnical

OT-2026-000085851

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000085851) never changes.

Identity and time

Publication numberOT-2026-000085851 · never reused
Internal UUID01a0ae99-e829-7a9f-b60f-383ecb940235 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085851
StatusPUBLIC

Content hashes

Canonical text9a149a912e8627b86759ee5a829fee88ce7666165869095f4449db855eb8f8ae
Markdownddaf2f6c07357f95e82f3b1421ad3ee307900ae3fc61c2a29982ecae60f7a2fc
PDF
Publication page6b2e76d93f39cf02bce5570fb92f509202bce8d93ff31fed69f546ff71180007
Manifest29303a7c53e8bc4d098b1a5425dba50eb584bf3cc4097ee1d5f80a3931c69ae2

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
SignatureNOv/lX22wPk64I0Hp9lwdJToQ/tPhuUdgB4sp/innjaF+Is0g8T+6od5CGriPgtc/ehDtZNBeAE7IZn6PhtACg==
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

2026-09-17T09:52:46.687003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085851
observed 6b2e76d93f39cf02bce5570fb92f5092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:46.670867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085851/manifest.json
observed 29303a7c53e8bc4d098b1a5425dba50e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:46.656095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085851/publication.md
observed ddaf2f6c07357f95e82f3b1421ad3ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:46.639010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085851/publication.txt
observed 9a149a912e8627b86759ee5a829fee88...
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.