OpenTechnical

OT-2026-000035685

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000035685) never changes.

Identity and time

Publication numberOT-2026-000035685 · never reused
Internal UUID01a0ae76-b4c7-70f7-b7c6-4ab304017991 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035685
StatusPUBLIC

Content hashes

Canonical text701d1c03aeb7b77a863463859ac597034676a42eb3012a059321c88ad346ad0f
Markdowna2dbf9e1249798159982b5343c440db351ff9d2dabccc9bdb81b15924f55ebd3
PDF
Publication page8267fb7dec6b066bc0473f6b5ccdee98cc186c469c2a08d4e6b23c3a370e2c3a
Manifestcc127483694847ce235609c6a9946077f18949bbe19168259a82d1a212452dc7

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
Signature/0XNCVtTLt0eS8PaDkig/O9FtSyHHOr5Fvq2Pje9DAF5r29p9wqYsVMKllqvjLwXfGGukI/ZwlovShHbfjPIDg==
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

2026-09-17T11:27:15.546494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035685
observed 8267fb7dec6b066bc0473f6b5ccdee98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.529172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035685/manifest.json
observed cc127483694847ce235609c6a9946077...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.511974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035685/publication.md
observed a2dbf9e1249798159982b5343c440db3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.493477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035685/publication.txt
observed 701d1c03aeb7b77a863463859ac59703...
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.