OpenTechnical

OT-2026-000034664

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000034664) never changes.

Identity and time

Publication numberOT-2026-000034664 · never reused
Internal UUID01a0ae76-1ed1-7f30-8401-db9bf03e42ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034664
StatusPUBLIC

Content hashes

Canonical textd17865b6462a1b14c1ad496df20146931204c962f6c6ff616f2e043a703c5caf
Markdown8bfbaefdc9e985b22b7f9b03d17b666a13bacaab31b3e6d63ebc3634135401cd
PDF
Publication page5d846d1f0dd092d946e76347e46b524c2798bf013f7bdbcffd26032cdb2a96a5
Manifest4035ed8a16d8e275d0a25be60d6acba933bd3c4e04a872c436e028feb73753a8

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
SignatureP/d8QoASGFrOdQqxQ3jUSxdjZEmlK3YcoVMOczFFBTwRuC+Ho3eKSCswzjJk2irjIzgyiZcow7D1E1ZPOJsnAA==
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

2026-09-17T11:29:03.489888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034664
observed 5d846d1f0dd092d946e76347e46b524c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.471685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034664/manifest.json
observed 4035ed8a16d8e275d0a25be60d6acba9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.455138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034664/publication.md
observed 8bfbaefdc9e985b22b7f9b03d17b666a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:03.436370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034664/publication.txt
observed d17865b6462a1b14c1ad496df2014693...
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.