OpenTechnical

OT-2026-000098911

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000098911) never changes.

Identity and time

Publication numberOT-2026-000098911 · never reused
Internal UUID01a0aea2-8286-7b55-ac8d-a723038418a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098911
StatusPUBLIC

Content hashes

Canonical text9e15f35a25c5b62114c3d7c16e9ad4771a9a56cc734dd92ddcb4b099c348c1cc
Markdown7bf0a15eac9b7a642644d8b22122e3d8067bfbf91165498c369e305459e328c6
PDF
Publication page2b27f4c68758d502916d36d3e245144866ec64272650105850f6307b1e528798
Manifestc184b95469af456d1be13323a332a12ffb915d965db640ff0c9a3479435d8291

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
SignaturerV6uPhffKhNGtf80bJJe/ZL/gP649cXJn+4sxp9HSg6Gghs/SBZUFItAMKcSFpbcbfiPw4J6BjHcxQBXc4wUAg==
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

2026-09-17T09:29:58.300858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098911
observed 2b27f4c68758d502916d36d3e2451448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.285655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098911/manifest.json
observed c184b95469af456d1be13323a332a12f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.267162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098911/publication.md
observed 7bf0a15eac9b7a642644d8b22122e3d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:58.251355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098911/publication.txt
observed 9e15f35a25c5b62114c3d7c16e9ad477...
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.