OpenTechnical

OT-2026-000053256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000053256) never changes.

Identity and time

Publication numberOT-2026-000053256 · never reused
Internal UUID01a0ae85-0a14-7562-b0e5-2267810ec302 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053256
StatusPUBLIC

Content hashes

Canonical textb2d3ab4e67d8216f3ab6072f97e76de2604957b4b4770d37797384dfa0ac3515
Markdowne65a7d6b7a2d88dedf37c3326d2d8ec8af9f7c974543937942297bad2755ab26
PDF
Publication pagef2371695fb50432dfbedd0c8efda98cc65cafd99653cb31f618511eef29fdd6e
Manifest63fa8c0ae1207000f6aa866268bde501533709ae001711542694e927580c674d

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
SignatureQxggfigN6Dy0NIM74ESsAZ0tUn98EMBMLLA0LAiYL6HwQ7BqrO6aa5KuRKnJ5WScW8OC4gPNGMJi5uhyrwWWAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:58.240615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053256
observed f2371695fb50432dfbedd0c8efda98cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:58.215359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053256/manifest.json
observed 63fa8c0ae1207000f6aa866268bde501...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:58.064017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053256/publication.md
observed e65a7d6b7a2d88dedf37c3326d2d8ec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:58.045736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053256/publication.txt
observed b2d3ab4e67d8216f3ab6072f97e76de2...
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.