OpenTechnical

OT-2026-000062960

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000062960) never changes.

Identity and time

Publication numberOT-2026-000062960 · never reused
Internal UUID01a0ae8c-94a8-763e-b360-e8302a5727b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062960
StatusPUBLIC

Content hashes

Canonical text8d886c7c194f2c9dca09efb64e45516435ba714ee8452ecc151f3fc733cbed95
Markdown9ff2befc04485e71ec3c4b0f578e782b970b2152f0855c9975c7535b22dcc98b
PDF
Publication page6f655e7acf0a396ece3683a5876fef115ce2ebb1d1ce9e216706168af7ba9bd2
Manifest991480721728d81bda420bdd7492f06d4f2014009150b137608c3ba2ec691363

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
SignatureE+lbOMQcESnsUn6cDPMVF4T4U7SnRJRZWSDUcMeOFmOkxY/VPkINY33mVSt/yqD+PtOh1ocdpOUll8qXykDVAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:28.176257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960
observed 6f655e7acf0a396ece3683a5876fef11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.153331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960/manifest.json
observed 991480721728d81bda420bdd7492f06d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.128114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960/publication.md
observed 9ff2befc04485e71ec3c4b0f578e782b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:28.105657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960/publication.txt
observed 8d886c7c194f2c9dca09efb64e455164...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.368956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960
observed 6f655e7acf0a396ece3683a5876fef11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.351904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960/manifest.json
observed 991480721728d81bda420bdd7492f06d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.333974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960/publication.md
observed 9ff2befc04485e71ec3c4b0f578e782b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:41.317375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062960/publication.txt
observed 8d886c7c194f2c9dca09efb64e455164...
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.