OpenTechnical

OT-2026-000079001

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000079001) never changes.

Identity and time

Publication numberOT-2026-000079001 · never reused
Internal UUID01a0ae95-ccbe-77ad-a1ec-f342798ae15a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079001
StatusPUBLIC

Content hashes

Canonical textcebb8bc823ff40c296a8edd7327de1adb8b123f70cdedb3734495db07122f4be
Markdown2f6d87e1fac4cc702ba1a8900a2251c86deb99943b086710b2264744ac927654
PDF
Publication pagef6c5f20bb3312a2b8b4ef8886fd34898b683906b6563b113875d1862c4731681
Manifestab36712b0b04d49c59443569c5f75c7ccc8a2741db91821d1f7280b776bb8d7c

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
SignatureiC1iFyaQKyqaKRK4SBodIeFVC2Dux1UiTCl84tjptuoEgPNa+eFaATUu9z6I34UUEjLdyYPPLhOjSE7UyBnBAw==
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

2026-09-17T10:05:49.997393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079001
observed f6c5f20bb3312a2b8b4ef8886fd34898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.979089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079001/manifest.json
observed ab36712b0b04d49c59443569c5f75c7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.959789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079001/publication.md
observed 2f6d87e1fac4cc702ba1a8900a2251c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:49.930370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079001/publication.txt
observed cebb8bc823ff40c296a8edd7327de1ad...
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.