OpenTechnical

OT-2026-000093479

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000093479) never changes.

Identity and time

Publication numberOT-2026-000093479 · never reused
Internal UUID01a0ae9e-508a-71ff-809f-48b704afc637 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093479
StatusPUBLIC

Content hashes

Canonical textd992b120c27fca89ebb027d1b760b8f72e3b012d419ebd6260ccc375149b2006
Markdown7299dd2c22a8839179a92951bbbb2642c63349cb4641f8555b1d207490cfa776
PDF
Publication page2d24569ffd2c1afd04d5f42e89d222711872f4bafe4a6bdebe1d6be33deb6fcf
Manifestcd881a4e360148e74b6dcb536ef7d154ec180a07ef821fb98c7f5e9d3f1ee7cf

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
Signaturee41UilLupZ6tel1BWGOH4FnyP7j9geRGs33QtdhCXXmx4GgScE8f/on8ES0fxrK/KnRMZPi08Y8cG4fj78HnCA==
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

2026-09-17T09:40:25.052635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479
observed 2d24569ffd2c1afd04d5f42e89d22271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.032763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479/manifest.json
observed cd881a4e360148e74b6dcb536ef7d154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:25.015399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479/publication.md
observed 7299dd2c22a8839179a92951bbbb2642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.997208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479/publication.txt
observed d992b120c27fca89ebb027d1b760b8f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:29.100255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479
observed 2d24569ffd2c1afd04d5f42e89d22271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:29.084206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479/manifest.json
observed cd881a4e360148e74b6dcb536ef7d154...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:29.067852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479/publication.md
observed 7299dd2c22a8839179a92951bbbb2642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:29.050943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093479/publication.txt
observed d992b120c27fca89ebb027d1b760b8f7...
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.