OpenTechnical

OT-2026-000050560

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000050560) never changes.

Identity and time

Publication numberOT-2026-000050560 · never reused
Internal UUID01a0ae82-5c49-7707-9f4c-f794a20dd1ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050560
StatusPUBLIC

Content hashes

Canonical textff977f97a5b759a4635e7224c7b77f8c2031e3fafc8a2456d643cca1b6a5ec21
Markdownf79fc0565ee954ff947ef10dc2c6284055b86ee0d5e4468ae19277a856acde70
PDF
Publication page060ae3fb06f50a4005c0822d667314a9180b529a0c5f601d0246aa09aeb06d0b
Manifest0329216db0b95677eff363a59399c7d571ba01d3d32cb59e75570da32d79a43a

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
Signaturexeyw6yAfF59/2H3g3/ZLAf60nkg4LLU1NdFUjGzhOmOUBTBVgmgDNLVbuHujXqtvjNADxPENDKJBDGdkO/c3Ag==
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

2026-09-17T11:01:39.558684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050560
observed 060ae3fb06f50a4005c0822d667314a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:39.542850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050560/manifest.json
observed 0329216db0b95677eff363a59399c7d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:39.527257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050560/publication.md
observed f79fc0565ee954ff947ef10dc2c62840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:39.509833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050560/publication.txt
observed ff977f97a5b759a4635e7224c7b77f8c...
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.