OpenTechnical

OT-2026-000009376

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000009376) never changes.

Identity and time

Publication numberOT-2026-000009376 · never reused
Internal UUID01a0ae6b-7561-756d-bebf-9b17ca1dd4c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009376
StatusPUBLIC

Content hashes

Canonical textfd1bda5d5ce73b15d9ce201ee84f9949d91d3a8edd5413fb2b8b324885a5573d
Markdownacd560cb93eda3bd3dc15012fd2eaaf1a3c8752e889d6a9c5e9c33c96e323600
PDF
Publication page9de85d0e726126fea930082fd1336f094552208caf39f1f6d21afa007dfddc93
Manifestad4dda350c2cb0763ecf8df6e2706ca4532b23b1828f6e25c09beee2fb6b7a16

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
SignatureOvsXihtrUpE6vydmmPt5QOo4jq7Qt8pZilbMqcw01HpuR5p+rKb7gyaEsxAwWLiLgm0CWPNnj6UAIIv2qT3rCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:38.850935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009376
observed 9de85d0e726126fea930082fd1336f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.830590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009376/manifest.json
observed ad4dda350c2cb0763ecf8df6e2706ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.810803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009376/publication.md
observed acd560cb93eda3bd3dc15012fd2eaaf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.794210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009376/publication.txt
observed fd1bda5d5ce73b15d9ce201ee84f9949...
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.