OpenTechnical

OT-2026-000034002

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump 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-2026-000034002) never changes.

Identity and time

Publication numberOT-2026-000034002 · never reused
Internal UUID01a0ae75-df0c-7da6-9775-9ad1edbc5bd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034002
StatusPUBLIC

Content hashes

Canonical textc241201464603820bd0062822a4c87a7ea35f84ae23104fde1b721b446d05403
Markdownbb012b3d7d369d2b7ae9eb3d253379193498ad573f6fe66fc35aaac79ff53c95
PDF
Publication pagea6aae41525832342e1beed949671034d600b63927dd8631848b1a4d6dff0843a
Manifestd80e90b5205440e9a5ae13a22497b0a984b6831e95066adb56ea687d57defd5f

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
Signaturew4dSRrTNKlSkHKNAT6Jy6mnc39y0LHfgSUUTWXXZlH5LTpwLHmbnIOZv2q6lQ/rmhcytrorrgrLa6TVfWwYHBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:12.993715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034002
observed a6aae41525832342e1beed949671034d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.975331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034002/manifest.json
observed d80e90b5205440e9a5ae13a22497b0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.952606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034002/publication.md
observed bb012b3d7d369d2b7ae9eb3d25337919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:12.933833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034002/publication.txt
observed c241201464603820bd0062822a4c87a7...
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.