OpenTechnical

OT-2026-000029906

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000029906) never changes.

Identity and time

Publication numberOT-2026-000029906 · never reused
Internal UUID01a0ae73-ac48-7161-ab08-66f7d72e2493 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029906
StatusPUBLIC

Content hashes

Canonical text13be9e206754719cc59507b69a167abec308965a7b3c4d9cea239f20eef48e54
Markdowne2c7a19a008d25a104e56859c4b24774151854906f3ade15f27984e89e7b2458
PDF
Publication pagef5aeca88ab38f298f568c939c710cca512218f596abe9fe89715d46ac8e68915
Manifestad5577b80f21fd8eede6abf012c07e5d0afbed381b439677733fca626be235db

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
Signatureyjbkq10i2RovqQTGXOLjeb53NX4rPlHVvIto5LPYxS2RhiS30Gpqcjac7cqpRQF2Thks3i9GhAaPHgXswBVlBA==
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

2026-09-17T11:38:36.526767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029906
observed f5aeca88ab38f298f568c939c710cca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:36.510237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029906/manifest.json
observed ad5577b80f21fd8eede6abf012c07e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:36.493334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029906/publication.md
observed e2c7a19a008d25a104e56859c4b24774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:36.475390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029906/publication.txt
observed 13be9e206754719cc59507b69a167abe...
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.