OpenTechnical

OT-2026-000077835

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000077835) never changes.

Identity and time

Publication numberOT-2026-000077835 · never reused
Internal UUID01a0ae95-2ed0-7f49-b3da-eabacb2508d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077835
StatusPUBLIC

Content hashes

Canonical text487677333acd2bee566e3ad3d095496c932e9a4efad0e2b2c041096d9cd7d542
Markdownf1461ffb0070fe8202b34978646e72e54c151de71b9d87a9326211bb3ee1a6a2
PDF
Publication page1885442fc5cda63765f227a913c025f4f8f3a3309fcd080ec1a62ce65d746677
Manifestde918df10d814b8cafe6aaac6914652827a42c01b83e78414e97a9ae5747221c

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
Signatured5R7n86UcOvSC9EUJMv+eDezEEjDcRyw3OYSmTA76/NBzPCQ7d5y3a79ASbV1rrQtdgJ8uwNTt8ZIC9Dg4XoCQ==
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

2026-09-17T10:07:26.031814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077835
observed 1885442fc5cda63765f227a913c025f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:26.011148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077835/manifest.json
observed de918df10d814b8cafe6aaac69146528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:25.991210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077835/publication.md
observed f1461ffb0070fe8202b34978646e72e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:25.973154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077835/publication.txt
observed 487677333acd2bee566e3ad3d095496c...
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.