OpenTechnical

OT-2026-000040811

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000040811) never changes.

Identity and time

Publication numberOT-2026-000040811 · never reused
Internal UUID01a0ae79-6d0f-7592-b50e-70e3966eb314 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040811
StatusPUBLIC

Content hashes

Canonical textebcd2cf06792aaf44ca681fb946e15c0f323ad853dbd3ae453e4b8ca812f0bed
Markdown01b32d4a87427f45ef0222ceeaa7b154457db724cebc0d04db880599e591ec4e
PDF
Publication page38a58758ddeddf5a2abc0433b3da04499e7d78899ea2ce1bbce59b1e33089b94
Manifestc30aed1c272086a908c1c1f9daf78f4a4191f79f2d59aa469874ad9c62c4d084

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
Signatured/EEJKih2dZP5i9XAZ5YDRot1WFm6JCC00sPjVoCK5DGrld6fyacwisTQDLb/Itcd60g5dcFhxD54ILNSAtJCg==
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

2026-09-17T11:20:09.206679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811
observed 38a58758ddeddf5a2abc0433b3da0449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.189734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811/manifest.json
observed c30aed1c272086a908c1c1f9daf78f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.172587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811/publication.md
observed 01b32d4a87427f45ef0222ceeaa7b154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.153913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811/publication.txt
observed ebcd2cf06792aaf44ca681fb946e15c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.169556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811
observed 38a58758ddeddf5a2abc0433b3da0449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.151304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811/manifest.json
observed c30aed1c272086a908c1c1f9daf78f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.133094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811/publication.md
observed 01b32d4a87427f45ef0222ceeaa7b154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.115687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040811/publication.txt
observed ebcd2cf06792aaf44ca681fb946e15c0...
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.