OpenTechnical

OT-2026-000077757

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000077757) never changes.

Identity and time

Publication numberOT-2026-000077757 · never reused
Internal UUID01a0ae95-2ed0-75c8-b7cc-ad2f7ca841ac · 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-2026-000077757
StatusPUBLIC

Content hashes

Canonical text005859b440b7d214e500d070100e75951c70555fe1a826638361249b9f8e92b7
Markdown56c1f4f74646ab90afca4a09d34c79a28b3361ae3a228d3c51d96a8f6fd62f5e
PDF
Publication page0918054464265daf1187bb84351ec9f91e528e4014503d72f443d6e5b03b2dad
Manifest43e47a5473933525f54e3adc14c8259dd218114359f5ec5e46e98dba736c3f47

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
SignatureNTj1j45Yqc5OLwyvy8PFErHAiP8T30txw2zZ4UqPJAipekFXA+Qlpu8mOynaRAHaR5HGuidVtfU60tfPpvOYAQ==
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

2026-09-17T10:07:20.414441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077757
observed 0918054464265daf1187bb84351ec9f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:20.393953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077757/manifest.json
observed 43e47a5473933525f54e3adc14c8259d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:20.373927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077757/publication.md
observed 56c1f4f74646ab90afca4a09d34c79a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:20.354799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077757/publication.txt
observed 005859b440b7d214e500d070100e7595...
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.