OpenTechnical

OT-2026-000100316

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pressure sensor per zone, sustained 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-2026-000100316) never changes.

Identity and time

Publication numberOT-2026-000100316 · never reused
Internal UUID01a0aea3-3053-733e-8d2f-754d04cc06b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100316
StatusPUBLIC

Content hashes

Canonical text9269522d4dd8ea4b44b77abab2da2426fe090b3ca1899f10fffca1adb179e5c7
Markdownf373acf514755a928ec674a3556a422e028ea0a18f0262d090dfcc724b0085e6
PDF
Publication pageb6f8bf6679fab8336098d3943aead897ad636850eeb144ad237be343cede1533
Manifest0698deefcc4b4735bde231f7c7d6806174a58e9309753c3631797d9c423e7e18

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
SignaturezQgI+OAIJOTWF4/j8u/+2rEpXjD+e+gxl6R3Ygcsrr4aJTTJ7GMbnCHsJlak+Csayrb5rxj3BRafyB84Oc4PAw==
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

2026-09-17T09:30:15.191629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316
observed b6f8bf6679fab8336098d3943aead897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.172954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316/manifest.json
observed 0698deefcc4b4735bde231f7c7d68061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.154081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316/publication.md
observed f373acf514755a928ec674a3556a422e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.135739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316/publication.txt
observed 9269522d4dd8ea4b44b77abab2da2426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.903901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316
observed b6f8bf6679fab8336098d3943aead897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.886870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316/manifest.json
observed 0698deefcc4b4735bde231f7c7d68061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.869722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316/publication.md
observed f373acf514755a928ec674a3556a422e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:37.852070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100316/publication.txt
observed 9269522d4dd8ea4b44b77abab2da2426...
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.