OpenTechnical

OT-2026-000039566

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000039566) never changes.

Identity and time

Publication numberOT-2026-000039566 · never reused
Internal UUID01a0ae78-d8d3-780b-a478-5befe4d4c90a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039566
StatusPUBLIC

Content hashes

Canonical textfc1c1d40d7b339ea95fdd8cdc493178e77b18628e24ba7ecea198096e7f74777
Markdownc5082f60f142f932e1a99431df95d8e1cdebf9c772bab2dd62e73ec17448f644
PDF
Publication page405e47c7b514252cc6b6832ad8481530823390d804984a1cbbfd68e0894c6ce2
Manifest7147ceefbd137fe814fd844bb153dd05e7aff0ddeee33b8fd89ab3e3eab7910e

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
Signatureorn0ndJwkM7s5ApCT6ev7Adz19cbyCMZmUy0G5/cmUggiT5ob4jYutbi41PTJKagPITuWG/UowHjWzHDg10ZDw==
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

2026-09-17T11:19:43.277594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039566
observed 405e47c7b514252cc6b6832ad8481530...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.259089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039566/manifest.json
observed 7147ceefbd137fe814fd844bb153dd05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.240422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039566/publication.md
observed c5082f60f142f932e1a99431df95d8e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:43.223503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039566/publication.txt
observed fc1c1d40d7b339ea95fdd8cdc493178e...
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.