OpenTechnical

OT-2026-000017386

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000017386) never changes.

Identity and time

Publication numberOT-2026-000017386 · never reused
Internal UUID01a0ae6e-76c9-7281-9b04-5737837fbb73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017386
StatusPUBLIC

Content hashes

Canonical text6dda50aa8cb28032e6ba7fb60a8dc7dabf82c46d80a3f2f7d2a13058415e84dd
Markdown1317f170b1a413c193c1b2ba6b387d261082764b5b7d2e35547c48739a3195b1
PDF
Publication pagebea30aa8779afd59890068f83a57fe57e32c98d348719b05ca1653fb2ddcc235
Manifest1a2dd6449707939049ed7fb8b3510bd40615e89ce492eb93e8b975687ba9bdc0

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
Signature1BpMejSR3AGDtGiheRuEdeVy0PRpNr8KfcMsqRfSZXpSF/68I/7qGivsc18aGSSlwoyAhCChbvNCOxhgZSARBg==
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

2026-09-17T12:02:30.532562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017386
observed bea30aa8779afd59890068f83a57fe57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.515023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017386/manifest.json
observed 1a2dd6449707939049ed7fb8b3510bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.498023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017386/publication.md
observed 1317f170b1a413c193c1b2ba6b387d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:30.462855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017386/publication.txt
observed 6dda50aa8cb28032e6ba7fb60a8dc7da...
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.