OpenTechnical

OT-2026-000081324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000081324) never changes.

Identity and time

Publication numberOT-2026-000081324 · never reused
Internal UUID01a0ae96-f374-7765-9458-93dc4c9d0e60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081324
StatusPUBLIC

Content hashes

Canonical texte201bc4d03940f68b090160477dc7e16892c8d86f74bfbb1819140ad37c81964
Markdown5e3358e4a8538c598499a8eae0dea2517701e8522e2bcfac29e840be1e039bb3
PDF
Publication pagef23b701717a9e846b68fac7d7989907e5bccc99dc9ed4ab77840ac4da697a813
Manifest2ac9c7d29bae744dd8b827c8169d72426a23f1013203d0edef4f5addff21fb04

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
Signature3srnHTLQRYzAN8JftToJmIXmc5TzArhODdsM0hXhtXGFA4i887wg7LvPSoEO3CRKeL3CxhsA6tP6Lot/zWX+BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:26.591195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081324
observed f23b701717a9e846b68fac7d7989907e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.573834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081324/manifest.json
observed 2ac9c7d29bae744dd8b827c8169d7242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.555683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081324/publication.md
observed 5e3358e4a8538c598499a8eae0dea251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.537850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081324/publication.txt
observed e201bc4d03940f68b090160477dc7e16...
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.