OpenTechnical

OT-2026-000044246

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000044246) never changes.

Identity and time

Publication numberOT-2026-000044246 · never reused
Internal UUID01a0ae7c-39d5-7235-88d1-049ded2ca985 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044246
StatusPUBLIC

Content hashes

Canonical text1bf4cd5d0bc8d161272d2dba885752091f90fd26c9e48ef2de8e2e81124966f7
Markdownc310895e995925c88dbbb117c4f746f3c719d3623ed6685d648de76f37bdea7c
PDF
Publication pageb7f02ed8463bc7768692cebf82ee76510f5df07323a922f532bbdf5ebb687733
Manifest9be0acfc2fba47d645ce5582f88b96679cc02eb7c1da5e5e890aa5bac1556ff1

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
SignatureQnoUQBF0sZtU3Emykr+NMMp/qulSFTJ304hHhTf0IiLXrKc59n7yB4ablgBIxMOlsyNUvIcQABX9TxbDkVGmAA==
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

2026-09-17T08:30:05.754931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044246
observed b7f02ed8463bc7768692cebf82ee7651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.737184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044246/manifest.json
observed 9be0acfc2fba47d645ce5582f88b9667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.720444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044246/publication.md
observed c310895e995925c88dbbb117c4f746f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.573258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044246/publication.txt
observed 1bf4cd5d0bc8d161272d2dba88575209...
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.