OpenTechnical

OT-2026-000007952

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000007952) never changes.

Identity and time

Publication numberOT-2026-000007952 · never reused
Internal UUID01a0ae6a-908b-7529-a42d-5136a9ec7eb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007952
StatusPUBLIC

Content hashes

Canonical text27dfe8108b1271d34e7619629e5b116d4afb90eee6fb5c9a0a7a6dbcbf17b97d
Markdown74719bcaaff5c6f842b74f216be82cad09c4e00a0a2b96073fa7d31b909c764f
PDF
Publication pagef06572b581d0f7f27d9fbbf42587951ae80a280135d65b6a90f194160384ff23
Manifest279f20028c1c01f974c74abe53acadcf998486452b19ffa33020d34378e37133

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
Signaturecg1dbNMO+u76qwI4hRZcDvQpjja4Ch0eHvOGGFURA9u2dMhKE4bScCrZwKIw84BSBzTJPF7904urryMDWGaaCQ==
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

2026-09-17T12:20:26.324446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952
observed f06572b581d0f7f27d9fbbf42587951a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.302535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952/manifest.json
observed 279f20028c1c01f974c74abe53acadcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.282081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952/publication.md
observed 74719bcaaff5c6f842b74f216be82cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.264380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952/publication.txt
observed 27dfe8108b1271d34e7619629e5b116d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.763470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952
observed f06572b581d0f7f27d9fbbf42587951a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.742934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952/manifest.json
observed 279f20028c1c01f974c74abe53acadcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.721360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952/publication.md
observed 74719bcaaff5c6f842b74f216be82cad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.700721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007952/publication.txt
observed 27dfe8108b1271d34e7619629e5b116d...
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.