OpenTechnical

OT-2026-000099626

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000099626) never changes.

Identity and time

Publication numberOT-2026-000099626 · never reused
Internal UUID01a0aea2-c976-784e-86cc-5d038e0b523a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099626
StatusPUBLIC

Content hashes

Canonical text11e3e7adb03a2c7d3772cf5354f4797bb8e8454061c312688fbb4e441d014dac
Markdown5c286cee1dd809c80635803d1764f364379de55357d80bbe350ea50c83bf5ab0
PDF
Publication page39e17541510fc5f2a88684db3d608d53390694105541ec933ba435c6a9f35a6f
Manifest717de509a741a34bc69067b3e2b951bee677407a8fd4a034c6d87a9292117f1e

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
Signaturem7CWwyv8JtUp74WXE0FKigpivXvds90ysFD/f84HigQSQv0aIriTobJ1vdWM/L9xU7A1dcQJi/F7GNrT+FmGCQ==
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

2026-09-17T09:29:33.650163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099626
observed 39e17541510fc5f2a88684db3d608d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.632033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099626/manifest.json
observed 717de509a741a34bc69067b3e2b951be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.613454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099626/publication.md
observed 5c286cee1dd809c80635803d1764f364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:33.595934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099626/publication.txt
observed 11e3e7adb03a2c7d3772cf5354f4797b...
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.