OpenTechnical

OT-2026-000100928

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100928) never changes.

Identity and time

Publication numberOT-2026-000100928 · never reused
Internal UUID01a0aea3-c376-79e2-af1d-3340463b872b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100928
StatusPUBLIC

Content hashes

Canonical text99b557c27fcbf942ef5d6c602a181fd3c904bf8abd6a8c737087b6abd09955cf
Markdownf94f8249b7aeb21008f5d275308112615b247bb24c1c18a4c8f7d8a61b746d8a
PDF
Publication page1019a4571a215b9127088586b9095112fe77d8cc39ef95a236dde041900883f5
Manifesta2cc4847eba186caceb59a1ca28efc6061fe11e8ae51ba2f2ef2270a9a3232e9

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
SignaturecTP4DWUCXQOSkHaTisCkhwIXKQ8m47vIzLZuTntmfFTNZGdNtljzMvKM3+F8QgYJjYRiBdvc6i16CPSsAqchBA==
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

2026-09-17T09:26:25.832213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100928
observed 1019a4571a215b9127088586b9095112...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.808374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100928/manifest.json
observed a2cc4847eba186caceb59a1ca28efc60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.789149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100928/publication.md
observed f94f8249b7aeb21008f5d27530811261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.770119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100928/publication.txt
observed 99b557c27fcbf942ef5d6c602a181fd3...
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.