OpenTechnical

OT-2026-000104314

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000104314) never changes.

Identity and time

Publication numberOT-2026-000104314 · never reused
Internal UUID01a0aea5-3420-7812-8816-5ba55f8ab75c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104314
StatusPUBLIC

Content hashes

Canonical text746e5725862c6750a1f11414b1e50a7862ea2e797804588ccfa09f9efa0f6810
Markdown481fc4705953e8517bbd97877b2a4a723f341e81df5ca67c66713d189ca22370
PDF
Publication pageb82b46edb465b549a0a4b632c4a22ab053af89fca6a1b008b7c3495f90b18b69
Manifest446f1e00119a9d3e56aa8c978e32cc73194532c2bcb1d1ed01076c156818a5e3

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
SignaturekWAnmspvD3EAUFwSfR2YLbbt+3IYWgcMG+gaFoIjtBaP1wKsCpDPh1V5kV6VTkQLiK1LAMT7Fx1Bpps38OjNAQ==
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

2026-09-17T09:21:33.762190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104314
observed b82b46edb465b549a0a4b632c4a22ab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.744595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104314/manifest.json
observed 446f1e00119a9d3e56aa8c978e32cc73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.726744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104314/publication.md
observed 481fc4705953e8517bbd97877b2a4a72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:33.709158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104314/publication.txt
observed 746e5725862c6750a1f11414b1e50a78...
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.