OpenTechnical

OT-2026-000012627

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pulsed 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-2026-000012627) never changes.

Identity and time

Publication numberOT-2026-000012627 · never reused
Internal UUID01a0ae6d-5561-733d-ba59-0192f30d98c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012627
StatusPUBLIC

Content hashes

Canonical textc98467f6457bbde80f073efa9aef86a855bbdc95ba0bd1feb58a777843b21a6e
Markdowncd5d745d5ae3b7e6e91730a05da5b516a8f618cf597a0037e34e61d52120a291
PDF
Publication pagebf3649dbaedccc3707e21846ffb5d75446fb42825985b5b2f81ead995611162f
Manifestfa5a5dce1f0a926b63bb40c5c07d8542dbaddedf80868da6e3cb6a19a4e7a96c

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
SignatureVcfRPer2qh6UXs5PYwRheAl/hd/qwdFYdF2giHqMa1fVDfIYkPCXq4LoO6cv0h1Rv3qiRe4KanEI7ziZ7BklAg==
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

2026-09-17T12:10:15.099089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012627
observed bf3649dbaedccc3707e21846ffb5d754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.075657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012627/manifest.json
observed fa5a5dce1f0a926b63bb40c5c07d8542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.055979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012627/publication.md
observed cd5d745d5ae3b7e6e91730a05da5b516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:15.028838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012627/publication.txt
observed c98467f6457bbde80f073efa9aef86a8...
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.