OpenTechnical

OT-2026-000093982

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000093982) never changes.

Identity and time

Publication numberOT-2026-000093982 · never reused
Internal UUID01a0ae9e-92c9-7cb3-ab2e-86f19dc8fb4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093982
StatusPUBLIC

Content hashes

Canonical text0901fed9ff17f5cd6df3bac7e789615712eca72965fb264c54efde9c0384fecc
Markdowna208fd8db682763207dd8bec27d428fe5a7e385ce9e66cd36fe8302d489826ed
PDF
Publication page53beab6e91cb27da27f9da4bd287efa86152f2a8af52c726d88b1ba347442acb
Manifest32428ae6d4305cfc294fc771916ac926b9022b3dd54746abc30d019d8dd02ecc

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
Signature3M1xE7lqdgzvnocP6evMPd5e5O3mi4k3UxDCN8kWEXlxDGUoqoTgGBwm3M8pDotLELHzi8ToxNjFTKeKGw6rAQ==
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

2026-09-17T09:38:23.112869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093982
observed 53beab6e91cb27da27f9da4bd287efa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.095903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093982/manifest.json
observed 32428ae6d4305cfc294fc771916ac926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.079218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093982/publication.md
observed a208fd8db682763207dd8bec27d428fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.062013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093982/publication.txt
observed 0901fed9ff17f5cd6df3bac7e7896157...
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.