OpenTechnical

OT-2026-000077923

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000077923) never changes.

Identity and time

Publication numberOT-2026-000077923 · never reused
Internal UUID01a0ae95-2ed1-7d5a-9f4e-ab936aea4a96 · 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-2026-000077923
StatusPUBLIC

Content hashes

Canonical textf4a51cda3b609f98c32dfd6c10c36d906d61296ba365ad9055600c17f89300d3
Markdown22969cbff817732549c9e22da5b7775eb4b36da4efcdda23cc07fc4b69cd2957
PDF
Publication page6b7b56933e5b8dc902ba0a8e9b38e9c5384783d2909997f510b2055919699937
Manifest9daa821a6c15b2a8a77028e3f045cf9ad9c967a273185875fd3cb335993e34da

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
Signature88tkWUHlgm2ETwwCYl5NStFOzWlofIY4HQq7vg41rLhcNd9JVljP5RslfCdkh9JVahG6xLAWMG1WJlbDiofDBQ==
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

2026-09-17T10:10:10.779691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923
observed 6b7b56933e5b8dc902ba0a8e9b38e9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.760857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923/manifest.json
observed 9daa821a6c15b2a8a77028e3f045cf9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.743988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923/publication.md
observed 22969cbff817732549c9e22da5b7775e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:10.723888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923/publication.txt
observed f4a51cda3b609f98c32dfd6c10c36d90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.062385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923
observed 6b7b56933e5b8dc902ba0a8e9b38e9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.043141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923/manifest.json
observed 9daa821a6c15b2a8a77028e3f045cf9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.023479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923/publication.md
observed 22969cbff817732549c9e22da5b7775e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:12.002551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077923/publication.txt
observed f4a51cda3b609f98c32dfd6c10c36d90...
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.