OpenTechnical

OT-2026-000035249

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000035249) never changes.

Identity and time

Publication numberOT-2026-000035249 · never reused
Internal UUID01a0ae76-6a1f-786f-873b-aa19cec2485c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035249
StatusPUBLIC

Content hashes

Canonical texteca3ac57978cb2479cf37f0427d63a71c041882a1161088e490e5551917f94cf
Markdowned5a1834fff78ce767536722365c9eb5e9e91bfee4e91575f9e45f3b1a113f56
PDF
Publication page1642aff3b2b04078d89245c0a49b2bfb785922e9d933a4249d63d7b3337fc4a3
Manifest13f57a5b0751c33697986186eb65385a4aee049baa6e1359743011852bdf76bc

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
Signaturer3X/0ErQ2qkpHlBU6/3xMS5s/FuDf/wxP3JvTBjE3xk+jXMifk9wwJWknZM82b3dQRfEFTKBvdukU5bcgEHYCg==
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

2026-09-17T11:28:23.505462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035249
observed 1642aff3b2b04078d89245c0a49b2bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.490426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035249/manifest.json
observed 13f57a5b0751c33697986186eb65385a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.473689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035249/publication.md
observed ed5a1834fff78ce767536722365c9eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:23.455302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035249/publication.txt
observed eca3ac57978cb2479cf37f0427d63a71...
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.