OpenTechnical

OT-2026-000047037

Publication integrity record

Six 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-2026-000047037) never changes.

Identity and time

Publication numberOT-2026-000047037 · never reused
Internal UUID01a0ae7e-d0f7-75d4-8a3d-104e1e2f1b3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047037
StatusPUBLIC

Content hashes

Canonical textaeb0f1e16d9b9632378701e20c93218e4f18df26523e5ae357cc2deaf6149c09
Markdownc984268c29ad683a2d61df98079f2b05e3a231b99877c5621ee1637767fd002c
PDF
Publication page6f83ef589c2ba5b8687b959ae46adc5597bfdd6b14b5e5b68621140c1e713faf
Manifestdc2ca38231bb13ef5df301169c08ea5c89a26226bef535d0d5ade1c87300a51a

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
SignatureQRJkQaNweCwPw4d1Pq4DvemIkBqsANKQUmRUb/isv6gNftQvKX8vd4NNEXHjGsmWee3AT+YYJHX+uy11g4gDCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:19.462272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037
observed 6f83ef589c2ba5b8687b959ae46adc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.440903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037/manifest.json
observed dc2ca38231bb13ef5df301169c08ea5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.421671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037/publication.md
observed c984268c29ad683a2d61df98079f2b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.402914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037/publication.txt
observed aeb0f1e16d9b9632378701e20c93218e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.092106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037
observed 6f83ef589c2ba5b8687b959ae46adc55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.074068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037/manifest.json
observed dc2ca38231bb13ef5df301169c08ea5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.056563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037/publication.md
observed c984268c29ad683a2d61df98079f2b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.035731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047037/publication.txt
observed aeb0f1e16d9b9632378701e20c93218e...
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.