OpenTechnical

OT-2026-000104461

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed blow-off 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-2026-000104461) never changes.

Identity and time

Publication numberOT-2026-000104461 · never reused
Internal UUID01a0aea5-3421-75a6-8abc-72169cbd00ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104461
StatusPUBLIC

Content hashes

Canonical textfbc2a94ca5e1256d4b545f168bea22137035f9d756e2afb8896db47f15fded81
Markdownb8fc6f415b6a25e6606c83d1107ec73c3ff2a5e362715170afb1431a9b351ffd
PDF
Publication page1b2b75bc31ee906bde1eba83e08864e406aa926f716fe4bd2251ae005e9c3e99
Manifestc381e7ce990359b7134793e4f2c8cf531c6f34ce51bbfc42fe4a091fc6958f9f

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
SignaturexYw3XeG1RcQVHzieR21sadHuHy3kOykYvQJtBWbcEskmQN0G92JQE76UNALACA+BALLCnnG+BTI1Lk9O2DR6DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:44.616489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104461
observed 1b2b75bc31ee906bde1eba83e08864e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.596608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104461/manifest.json
observed c381e7ce990359b7134793e4f2c8cf53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.579649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104461/publication.md
observed b8fc6f415b6a25e6606c83d1107ec73c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:44.562440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104461/publication.txt
observed fbc2a94ca5e1256d4b545f168bea2213...
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.