OpenTechnical

OT-2026-000022635

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three stage ejector, 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-2026-000022635) never changes.

Identity and time

Publication numberOT-2026-000022635 · never reused
Internal UUID01a0ae70-46e9-70d2-b13b-b010ca928170 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022635
StatusPUBLIC

Content hashes

Canonical text3cd0d8fdc702a78a774120686dbf7a7bd94073bad1e582dfe189234df796ec04
Markdown2d23e083dfd913704577cf966778f75bac5e023effaf4cc6e03f1da2f181b2f2
PDF
Publication page5f8d4cdcb4dad3c385bb30f6d72cee34247796249fb85d1b888571913b535b88
Manifest8d4d02054b258ff619bdd0d35fa28fa9c5cac6522cf2a37c9a4fcd7760c8aab5

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
SignatureITMiZ/z79fUj+kXXxnhyBXIz7PrgN8B7Vs6bBBeOp//0ApV7nQ+Ub4amMKDxBovaawK4H9QC/FA78ZMnSGzkDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:00.799359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022635
observed 5f8d4cdcb4dad3c385bb30f6d72cee34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:00.781889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022635/manifest.json
observed 8d4d02054b258ff619bdd0d35fa28fa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:00.764102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022635/publication.md
observed 2d23e083dfd913704577cf966778f75b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:00.745665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022635/publication.txt
observed 3cd0d8fdc702a78a774120686dbf7a7b...
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.