OpenTechnical

OT-2026-000101493

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000101493) never changes.

Identity and time

Publication numberOT-2026-000101493 · never reused
Internal UUID01a0aea4-0e14-77a9-8c7e-667c338ab2c7 · 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-2026-000101493
StatusPUBLIC

Content hashes

Canonical textaef13fa6e50213c858d4a1233143269fddc0b23d0c1d0f774a37c8ad302c72b5
Markdowne059ffaf414618576feceed3fce4cc0e57517b148c7c3b3cb8c23dbe0cd7a975
PDF
Publication page9e675168dc2f28950034fa2795bb93cd9e8a20d0550b9120da8155ca3a7b5321
Manifestd5d62958f4a5dda801401d3f1b767e0660396c22cfaf60093d322ff5cbcc2553

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
SignaturesEt4w25uLo+ixdqNwEMPnK5x7YHnWsgFndcY9L3BzN+yURu7Ww0ucd+8xDF4toHRS5ddTGLuGJAv1Z5xJRbCAQ==
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

2026-09-17T09:26:05.041329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101493
observed 9e675168dc2f28950034fa2795bb93cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.022620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101493/manifest.json
observed d5d62958f4a5dda801401d3f1b767e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.004164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101493/publication.md
observed e059ffaf414618576feceed3fce4cc0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:04.984380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101493/publication.txt
observed aef13fa6e50213c858d4a1233143269f...
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.