OpenTechnical

OT-2026-000091794

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000091794) never changes.

Identity and time

Publication numberOT-2026-000091794 · never reused
Internal UUID01a0ae9d-43ba-7193-8cb4-f27ec46fef0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091794
StatusPUBLIC

Content hashes

Canonical text319c1ad3d52380596f9e20205828af4ab33620cbed8a79fdff66face540afdb6
Markdown28cf31b4a760c85881ac61a84835ac9eab4d37a2e903d2c03c75c162ed0f7875
PDF
Publication page3ea4944e3b80e36e16053c3463c33a6150f434d1dc1f735e1378ba2ec69b7fc5
Manifest4ee68412c44f053b8d6c0f934a1d3b3d16face077d3c99e8e4dc0a142cbeaf41

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
SignatureB/ziTL3WymdM5z1pc5TOsxJ7OlXkyYN/qs8u6vIfcq2AlcBfCOYyhZFoRDcrIj1NxV/MuOE1V/f3IP9g5ji0Cg==
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

2026-09-17T09:42:41.626288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091794
observed 3ea4944e3b80e36e16053c3463c33a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:41.606532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091794/manifest.json
observed 4ee68412c44f053b8d6c0f934a1d3b3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:41.588533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091794/publication.md
observed 28cf31b4a760c85881ac61a84835ac9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:41.568577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091794/publication.txt
observed 319c1ad3d52380596f9e20205828af4a...
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.