OpenTechnical

OT-2026-000085372

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, sustained 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-2026-000085372) never changes.

Identity and time

Publication numberOT-2026-000085372 · never reused
Internal UUID01a0ae99-aaaa-7087-901a-7afcdf964e2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085372
StatusPUBLIC

Content hashes

Canonical text27b8fc077eae3ae3cb71723c90c8c44267a64d0a3ef73dec123155e82ef29e97
Markdown568bf22b394745ac9be073a624756e657d60ad62ec6ff03e7f5a8650e9fffb9d
PDF
Publication page87b2c065c954760a55a14fc0ce888286e3f43b7567cd7d1ad9eaa1ae00360b3e
Manifest38dea3d70b4541bab7e48f9d485fc0b55a78f4e5e87cd24677e2298ad8358c4e

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
Signaturej/BsYl+TmJaLz+P7osewByT1zVL47kl5509pin3qjpzdSjvtgZ75Bd5ZKSq46/V4oRpR2X1SIudyjoi8eV3gDQ==
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

2026-09-17T09:54:07.778923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085372
observed 87b2c065c954760a55a14fc0ce888286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:07.757786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085372/manifest.json
observed 38dea3d70b4541bab7e48f9d485fc0b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:07.736905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085372/publication.md
observed 568bf22b394745ac9be073a624756e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:07.715699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085372/publication.txt
observed 27b8fc077eae3ae3cb71723c90c8c442...
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.