OpenTechnical

OT-2026-000078861

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000078861) never changes.

Identity and time

Publication numberOT-2026-000078861 · never reused
Internal UUID01a0ae95-ccbd-7d2b-8d25-13fcbeaa0cee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078861
StatusPUBLIC

Content hashes

Canonical text82f49786cde7add102acafe593e4d30c2df777893ffcd81c7540667ee820cc2b
Markdown7b56d41786293441824c93e52cf53d22997317530046bce568960e272e9ba616
PDF
Publication page6332d52ea1daf905eed2b26912caf9872fc6ef39acd561784c00bda47bfec588
Manifestb76212525bea682e53c68538fd63da861e5360627670e7c21eb2ed5d04661f19

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
SignatureoNxgqTUlmOTpDwX88JXQMeloyAcln3IHdzPdm5nshsbbHQ9ZYWDV8PZw0Xl1RJMzPeeqH3FdlNxQk+tRDX7VAQ==
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

2026-09-17T10:05:39.672608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078861
observed 6332d52ea1daf905eed2b26912caf987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:39.657571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078861/manifest.json
observed b76212525bea682e53c68538fd63da86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:39.640670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078861/publication.md
observed 7b56d41786293441824c93e52cf53d22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:39.622183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078861/publication.txt
observed 82f49786cde7add102acafe593e4d30c...
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.