OpenTechnical

OT-2026-000101369

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000101369) never changes.

Identity and time

Publication numberOT-2026-000101369 · never reused
Internal UUID01a0aea3-c379-727e-945f-14224bb23015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101369
StatusPUBLIC

Content hashes

Canonical text0682ca4b9e458fc38a072168085133188bbe9b9270f15aad5f312639d0deaa08
Markdownc689d9f5127849b61ccaf8397c9ece96dfb492a1551ccb84f7f4712a7398365b
PDF
Publication page1f2f07902702940cd8d23e26f96e5a603fe6f19ef1291b0da1965d3a190418f4
Manifest784ccae8807028683121a28cdba9d4df4dd888b948e4e352c18a0b20181bef21

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
Signaturezu6IKhYev5SgBokAq7lgQJ0/lkgT91NemlgbPVEOtOHCmS5bAyDKe5bp6sJkjCmKazmXzJkrRx1jH333lUTxCA==
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

2026-09-17T09:27:05.282844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101369
observed 1f2f07902702940cd8d23e26f96e5a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:05.267198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101369/manifest.json
observed 784ccae8807028683121a28cdba9d4df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:05.249566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101369/publication.md
observed c689d9f5127849b61ccaf8397c9ece96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:05.231554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101369/publication.txt
observed 0682ca4b9e458fc38a07216808513318...
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.