OpenTechnical

OT-2026-000007992

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000007992) never changes.

Identity and time

Publication numberOT-2026-000007992 · never reused
Internal UUID01a0ae6a-908b-73fe-92ce-7d335bc411a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007992
StatusPUBLIC

Content hashes

Canonical text927450431992018aa633653ad4e3c5bbc64c04a7e9b065b6e6e7c94b7181144b
Markdownfca611af8eb329bfa7c9fe724a7c123c5f331c7cdb2626a6b4189fc2d4a51230
PDF
Publication pagea39537c644d16f1faecad4f9ff595275e59f67384ea69bb59145d32b029d10e8
Manifest1e78ed8101d2835acf60059c3bffacc294a2c16363c6c45e3a8dc93b61767e77

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
Signaturez/EBuK2P6TGF4Il0RyqK3gZyT2/IbIg2qiq4yjM+VlmhlFKVEYu9NLe31xQMtnJOa5PyzohMr3Az/goB7u5aDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:32.362179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992
observed a39537c644d16f1faecad4f9ff595275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.346532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992/manifest.json
observed 1e78ed8101d2835acf60059c3bffacc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.330149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992/publication.md
observed fca611af8eb329bfa7c9fe724a7c123c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:32.311417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992/publication.txt
observed 927450431992018aa633653ad4e3c5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.477482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992
observed a39537c644d16f1faecad4f9ff595275...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.458091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992/manifest.json
observed 1e78ed8101d2835acf60059c3bffacc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.426359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992/publication.md
observed fca611af8eb329bfa7c9fe724a7c123c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:08.402273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007992/publication.txt
observed 927450431992018aa633653ad4e3c5bb...
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.