OpenTechnical

OT-2026-000082264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082264) never changes.

Identity and time

Publication numberOT-2026-000082264 · never reused
Internal UUID01a0ae97-4d94-730e-ac2b-61ea1746c04b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082264
StatusPUBLIC

Content hashes

Canonical textefc620effdc2a4a0fbc907c40ac26fcbe5326083e47f8bd52dbc4ff3f7976b9d
Markdown1b066e1e62e32f86a4a18b288b3ea6414593366aee8c13bad834d1b812844120
PDF
Publication page04e78738a5f3dc9ff545c4c23c2a64b67e521d301621237f3ba865146fceea3c
Manifest98ef5beb9d84311d4cf529fea5bf2aaf338fd2471a5ce67b395a9a1e5f7d7078

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
SignatureNLb+JxS1XSyMIqU2SgGWdd3Nk0qacjJnm2u/ddhpOJ6gGkI5+PRXiTNEtQUAnDH3cKFy828UyFd5LtAanHvWDQ==
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

2026-09-17T09:59:07.063341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082264
observed 04e78738a5f3dc9ff545c4c23c2a64b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.045491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082264/manifest.json
observed 98ef5beb9d84311d4cf529fea5bf2aaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.028126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082264/publication.md
observed 1b066e1e62e32f86a4a18b288b3ea641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:07.011839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082264/publication.txt
observed efc620effdc2a4a0fbc907c40ac26fcb...
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.