OpenTechnical

OT-2026-000101779

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, pulsed blow-off 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-2026-000101779) never changes.

Identity and time

Publication numberOT-2026-000101779 · never reused
Internal UUID01a0aea4-0e17-747b-b26c-3663e1cb780f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101779
StatusPUBLIC

Content hashes

Canonical text0b662885c63f253f6233206302c124efeec31b8baa4638ce8dbb14baa86bb86c
Markdownd1c767944712e8215a8824d19279a77c50c5610a668ab0e2ffc950106328a2ff
PDF
Publication pagefbf21c2cc040a2e2ab71353b90f4705e126aac96cc368b400ffb3bc9c1e459c7
Manifestfdec79fe4355f06f98880b162fc26c19644dd8c78905f7d9c8c8c042af2be20e

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
Signaturee+8RJ4pSG7WtC5O1Yn8fXkdFNe+mHf8RDNjcgr0JR01ybeR+NNoyYk/614XL6LDuiSJmls0IX/Nj5cud5MmDBg==
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

2026-09-17T09:26:16.456345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101779
observed fbf21c2cc040a2e2ab71353b90f4705e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.439144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101779/manifest.json
observed fdec79fe4355f06f98880b162fc26c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.421146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101779/publication.md
observed d1c767944712e8215a8824d19279a77c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.403879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101779/publication.txt
observed 0b662885c63f253f6233206302c124ef...
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.