OpenTechnical

OT-2026-000101525

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pulsed blow-off after 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-2026-000101525) never changes.

Identity and time

Publication numberOT-2026-000101525 · never reused
Internal UUID01a0aea4-0e15-739a-9d9d-512eb0b5a78b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101525
StatusPUBLIC

Content hashes

Canonical text3cdd0d74bf4688419e843ac0f1a76e9bb2a0930d05806fd15cb5644e728d5576
Markdown3f15577ffd5cae235abe36be24a2863aeff8c6fb4faa5740389dcb5cb411f713
PDF
Publication pageee1a1b2612cd6feff4ab4c7bfd183eca1091ae77031bd01d5bc335bec9188a43
Manifest16d40858ab185a9d7144fa37a200d388906b2b9218559532cf089a5a4b0a289d

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
Signaturexr3jKUAUVjrQH3MuenAECFCwnjRJ5KNQOFfXUMFt2OAS5B+z2c3l6yYksuB+6I07FvxQVW33uy0REMdZDLdeBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:33.590130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101525
observed ee1a1b2612cd6feff4ab4c7bfd183eca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.571216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101525/manifest.json
observed 16d40858ab185a9d7144fa37a200d388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.552469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101525/publication.md
observed 3f15577ffd5cae235abe36be24a2863a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.488685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101525/publication.txt
observed 3cdd0d74bf4688419e843ac0f1a76e9b...
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.