OpenTechnical

OT-2026-000044706

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000044706) never changes.

Identity and time

Publication numberOT-2026-000044706 · never reused
Internal UUID01a0ae7c-39da-7cee-8601-65dcad71c299 · 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-2026-000044706
StatusPUBLIC

Content hashes

Canonical text7be47a2333d221b8631e69025cda12d84e53c0c930805063db5faaf45c82e62e
Markdown8c30b2ac0ac80a18653e9b31710d3b2b38e52dcd037bb53b1a85c1a84b75aed2
PDF
Publication page022c576279b64d882d262a4d52aa63be620ef806e5d2e50c5d393e681b4317a3
Manifest892cdf241fb2bb6a7c60f822e9f9bd0461691ab30bb7282f364ea3407bb05249

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
SignatureZyltTvBYyc9CUatpRJZPk5brP02cPt5J8UY86bMWGXw9gpaIVd+1RHPpCFHqPYUVEIWwacDlxuenslFRSmpRDQ==
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

2026-09-17T11:11:58.068930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044706
observed 022c576279b64d882d262a4d52aa63be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.049240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044706/manifest.json
observed 892cdf241fb2bb6a7c60f822e9f9bd04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.031294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044706/publication.md
observed 8c30b2ac0ac80a18653e9b31710d3b2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:58.011034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044706/publication.txt
observed 7be47a2333d221b8631e69025cda12d8...
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.