OpenTechnical

OT-2026-000101450

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000101450) never changes.

Identity and time

Publication numberOT-2026-000101450 · never reused
Internal UUID01a0aea4-0e14-75d8-8c4f-6f75c4e261ca · 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-2026-000101450
StatusPUBLIC

Content hashes

Canonical text0af1fa75460557d210aab65c93bb445a3a2ec03415f0d87578cd5b1d6bbea62c
Markdownde6604f59436116b95695c902484aecf6cc31a270b123065670a70987183711e
PDF
Publication pagecd67e420a017951eefc20dc98f27d714e5a4ab16552d4dd5c18fa4b296a0fa13
Manifest8e3e8123daa39f6ec94fe64df5841b3fa956031177ca20f289b09c5686f3d7f3

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
SignatureAJtkhB03kGn/beDZk4HgSS1UpzorQFqN1KdCwhUzHjR6JJ1a2VaRcyk3nJ08aVuH4mkJZEpbm7CzoJE0GTPvCA==
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

2026-09-17T09:26:01.229950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101450
observed cd67e420a017951eefc20dc98f27d714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.212303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101450/manifest.json
observed 8e3e8123daa39f6ec94fe64df5841b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.192896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101450/publication.md
observed de6604f59436116b95695c902484aecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:01.175523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101450/publication.txt
observed 0af1fa75460557d210aab65c93bb445a...
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.