OpenTechnical

OT-2026-000052644

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000052644) never changes.

Identity and time

Publication numberOT-2026-000052644 · never reused
Internal UUID01a0ae84-573c-7794-88cf-34330ef3fea5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052644
StatusPUBLIC

Content hashes

Canonical text5bcd9cbd45e7ca91fa88eb0964251f792e6ed74927d0a6e6d4bf931366800be7
Markdowna9053a5a84f39ca4785b8b150e9b85ccda18f07b731ae68a714155c53235aacc
PDF
Publication pagea25fc11def33ddf534af85d21eca2343ff8cca9379c73ae586cf4e6795d88e64
Manifestf8832846fe76bed9d35c1d8299885921c5ef27b65d64249c482b113dc633ce0f

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
SignatureeQSWWMNqJmow0az01+vP3p+1iBN7CH0VULzsDrz2o/nPwqUtqouMj0ZfMIWx3PpPR+upnEU/voGlUMiNFPpyAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:19.393535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052644
observed a25fc11def33ddf534af85d21eca2343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:19.374987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052644/manifest.json
observed f8832846fe76bed9d35c1d8299885921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:19.356440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052644/publication.md
observed a9053a5a84f39ca4785b8b150e9b85cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:19.339763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052644/publication.txt
observed 5bcd9cbd45e7ca91fa88eb0964251f79...
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.