OpenTechnical

OT-2026-000079179

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000079179) never changes.

Identity and time

Publication numberOT-2026-000079179 · never reused
Internal UUID01a0ae96-0b8f-7125-8da1-0094364b046f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079179
StatusPUBLIC

Content hashes

Canonical textda8c8f1607783cd24f1a8511c8185fc819da6879304c9cd2985a5709d9b40383
Markdown3423ec6ed9df6cd286652da44cf46716d6f3dc0183d8d76107deb0eb950d2592
PDF
Publication pageda011f8a71024f26c3a38d269094f1b52e7b435c156964ab54cd3570554b2654
Manifested88940fe2686718c46f692ebd577093ee6ee0e881d347c395a3c0b098495603

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
SignatureM9iA32Gc1cytK/0gD/sM2LCslf/9yIiBnpvYeStxU2ldbb2w8guckQjbgmBvAMt+9EbpdVwf3L0MGSieCJ1xCg==
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

2026-09-17T10:04:46.317279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079179
observed da011f8a71024f26c3a38d269094f1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.298423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079179/manifest.json
observed ed88940fe2686718c46f692ebd577093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.277851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079179/publication.md
observed 3423ec6ed9df6cd286652da44cf46716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:46.258734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079179/publication.txt
observed da8c8f1607783cd24f1a8511c8185fc8...
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.