OpenTechnical

OT-2026-000101109

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single 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-2026-000101109) never changes.

Identity and time

Publication numberOT-2026-000101109 · never reused
Internal UUID01a0aea3-c378-7995-be07-74e824f42168 · 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-2026-000101109
StatusPUBLIC

Content hashes

Canonical text171e6fb8a3b78b21fb3366601126d0cfd696065455e7d2e59e78e430693214f3
Markdownbf04bcda54fc90cbb7d57954a5b9b9e5f56dccc5a5d995db0c0fb05debab03c0
PDF
Publication page889bce267dd8885dd03df1a1c2e03e4d8fcec41811463df25c16401545ba9ebb
Manifest5581b964cec908af8a771f5779b2ca332ea70b7eca9b5c1dfe09e64c846f6296

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
Signature06B6AY+05GQxU+OBEyQsQVnqeAxWpf73SjcFZhJhXU3J7JRxvwUqcs3ro64tJbDL++GabOG3eGaGMdEaVO2eCg==
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

2026-09-17T09:26:44.127988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101109
observed 889bce267dd8885dd03df1a1c2e03e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:44.110662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101109/manifest.json
observed 5581b964cec908af8a771f5779b2ca33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:44.092030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101109/publication.md
observed bf04bcda54fc90cbb7d57954a5b9b9e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:44.075598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101109/publication.txt
observed 171e6fb8a3b78b21fb3366601126d0cf...
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.