OpenTechnical

OT-2026-000081360

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000081360) never changes.

Identity and time

Publication numberOT-2026-000081360 · never reused
Internal UUID01a0ae96-f375-7c59-9155-7bfd2ecc99af · 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-2026-000081360
StatusPUBLIC

Content hashes

Canonical text343638b5baa8e50acaaacfc52d7cc69f7adceee019851badf4c27e95030d22b8
Markdownc4d01cd6ced0d374cabb4cc00dd3b8157aea650a73444d5e7a36eb07be8484ee
PDF
Publication page2c2ddbea8d419d6710cc4d76d67d806502c93eadf4efa67ccdfb7b9f31ea4185
Manifest0a4be0957a6bd395129a8735d3fe0217be60d66090f0966b80bdb468c9a81ab5

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
SignatureKV5sF/087aXnRbBX+irUjVuXiZgBA+Caga3CxUMyWIrTEzkDjE7xzh18DYzIbUjsqzEPslwbQmXuGIq8zp0jCw==
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

2026-09-17T10:01:29.528606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081360
observed 2c2ddbea8d419d6710cc4d76d67d8065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:29.509223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081360/manifest.json
observed 0a4be0957a6bd395129a8735d3fe0217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:29.490750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081360/publication.md
observed c4d01cd6ced0d374cabb4cc00dd3b815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:29.464737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081360/publication.txt
observed 343638b5baa8e50acaaacfc52d7cc69f...
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.