OpenTechnical

OT-2026-000101670

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000101670) never changes.

Identity and time

Publication numberOT-2026-000101670 · never reused
Internal UUID01a0aea4-0e16-7344-a980-0417602e0fca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101670
StatusPUBLIC

Content hashes

Canonical texta530a44b870706280884a25a63e306beb5226394814b8601725994865e59ff05
Markdown112ee03f110bf8e1ca22259d8d4bec74b8ff4ab748a10de0370f015cbec5e9b9
PDF
Publication page984c7f710e3b6ebf2f82ec5bf8ab1f01955ad478fd9bf0f89474d65cfb510ad2
Manifestffda7fb23203a204c553c4612ef224852cff07b8aae29b58296113be315d49f7

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
Signatureqr3EYkvyDbo0LCOOE/GEGnxoyHrAHKi+43CDJupqbPXsRULpDwYTK65wmAGHjKBfJW0u7KpAyvdJsakfJRKIBQ==
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

2026-09-17T09:26:06.918514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101670
observed 984c7f710e3b6ebf2f82ec5bf8ab1f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.899555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101670/manifest.json
observed ffda7fb23203a204c553c4612ef22485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.882162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101670/publication.md
observed 112ee03f110bf8e1ca22259d8d4bec74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:06.864052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101670/publication.txt
observed a530a44b870706280884a25a63e306be...
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.