OpenTechnical

OT-2026-000048836

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000048836) never changes.

Identity and time

Publication numberOT-2026-000048836 · never reused
Internal UUID01a0ae80-c32d-79b7-818c-4e5871e99cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048836
StatusPUBLIC

Content hashes

Canonical textf51e4b3bba1644a88cf00195e9084ca671b79c57b12e22f04dfca946b5a8b96b
Markdown6aa249779e3348d530174088623c30bb9ce49905ee20a4cef986b8ba58b21bf9
PDF
Publication pagec569c02e2c5c32afbaa75f474b4ad578e542904b26dfad4c324e82553f119111
Manifestd8f965efba6dacf57b5aeb6235d9c050919dd82f628a6f5e5c3399392df9a45f

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
SignatureCyjTd8XxX8PRpQgAC8GLcwXnlYeRt7dX/ep5eOT8pk2xud7SoDOmKlApTIsjwK36GDkkpiKUPCaLqccw5OHMBQ==
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

2026-09-17T11:04:37.787120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048836
observed c569c02e2c5c32afbaa75f474b4ad578...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:37.768337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048836/manifest.json
observed d8f965efba6dacf57b5aeb6235d9c050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:37.747532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048836/publication.md
observed 6aa249779e3348d530174088623c30bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:37.727035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048836/publication.txt
observed f51e4b3bba1644a88cf00195e9084ca6...
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.