OpenTechnical

OT-2026-000049928

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000049928) never changes.

Identity and time

Publication numberOT-2026-000049928 · never reused
Internal UUID01a0ae81-fd76-7dbb-99b9-2453aa1664b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049928
StatusPUBLIC

Content hashes

Canonical text0497e5f3ff7f85281913704819fdcaae6fe1aada1209dc67cd968a1ad7ff29f1
Markdownc8ff2cd002a8f7fe611efb4de150a7aed0b9337775515828033848c45a74da1e
PDF
Publication pageba115bd133093f6d4a8acae796bc0c40699d54b2f17f7f33f89f3e696f1e7ac9
Manifest6c42a6a9aa1bdda9f241937f330058d6f98d01ad502f6152336b0b849c79001f

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
SignatureNhQB6mW29jHMffBVlF51HILN7kylYRR9Mhoxy5VJAcdpk7ijTMCtLhPhMG+sKRTruF5KKqvjAFlCfaGaw/PTDg==
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

2026-09-17T11:01:51.508108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049928
observed ba115bd133093f6d4a8acae796bc0c40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:51.489464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049928/manifest.json
observed 6c42a6a9aa1bdda9f241937f330058d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:51.464463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049928/publication.md
observed c8ff2cd002a8f7fe611efb4de150a7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:51.444391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049928/publication.txt
observed 0497e5f3ff7f85281913704819fdcaae...
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.