OpenTechnical

OT-2026-000047158

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000047158) never changes.

Identity and time

Publication numberOT-2026-000047158 · never reused
Internal UUID01a0ae7e-d0f9-7726-9e93-ff7bee6c329b · 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-2026-000047158
StatusPUBLIC

Content hashes

Canonical text551793b0fb755c47bbb0db50c0ec1103d283dbfd5d1d1bcbd65f285c4bc24056
Markdown4755a8bdc87bf73ccfb6054426de4b4628b0a0c110f5eb4c21d2f4efd1aa8ded
PDF
Publication page666fa97ed2b2b07057f450d6e93e4a23cf896faac61c921330d877002f24a920
Manifesta644b28838a02d2599b0f0928bf68d40072588180d35cb1e6a4d8fd6367db606

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
SignatureeegFqPWHaWAD1PvBrmX7A9U94B2SOPtDNVcAJHAZRgKDNUhyY1W5DYXleyfxzKlACRwfFudXAwX6lP0aaQhNCA==
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

2026-09-17T11:10:30.010006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158
observed 666fa97ed2b2b07057f450d6e93e4a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.990746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158/manifest.json
observed a644b28838a02d2599b0f0928bf68d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.968376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158/publication.md
observed 4755a8bdc87bf73ccfb6054426de4b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.945347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158/publication.txt
observed 551793b0fb755c47bbb0db50c0ec1103...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.281108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158
observed 666fa97ed2b2b07057f450d6e93e4a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.261718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158/manifest.json
observed a644b28838a02d2599b0f0928bf68d40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.241404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158/publication.md
observed 4755a8bdc87bf73ccfb6054426de4b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:58.221671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047158/publication.txt
observed 551793b0fb755c47bbb0db50c0ec1103...
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.