OpenTechnical

OT-2026-000079091

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000079091) never changes.

Identity and time

Publication numberOT-2026-000079091 · never reused
Internal UUID01a0ae95-ccbf-76ed-95c0-44eab0ae557c · 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-2026-000079091
StatusPUBLIC

Content hashes

Canonical text763757c10b3e6d8af2bef17db6995ca2fbb2d97383c9de666f9950a33358bb5c
Markdowna8f57b75d5b037076137f0666b8ce41c1d13aa7cdab63d68ab84f1be199f89dd
PDF
Publication page696beb5ceb878407465645dbd00219e903e40af1d21c894b5d3ceb565c44f916
Manifest1214c0cbb056e730c6e39a83ae6221424f48eb700e3a9741f9f9fde9601598d8

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
Signature4QG/iQTTtp6dU4iivr0GzkulfoZ7bCfaPxPFF482xs/Ya9p2n4nhUCAak3bB+vEkPgFi918BYVwahvkTEh+BAw==
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

2026-09-17T10:05:56.087540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079091
observed 696beb5ceb878407465645dbd00219e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.070152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079091/manifest.json
observed 1214c0cbb056e730c6e39a83ae622142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.050602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079091/publication.md
observed a8f57b75d5b037076137f0666b8ce41c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:56.032549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079091/publication.txt
observed 763757c10b3e6d8af2bef17db6995ca2...
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.