OpenTechnical

OT-2026-000075273

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000075273) never changes.

Identity and time

Publication numberOT-2026-000075273 · never reused
Internal UUID01a0ae93-f200-733b-9eff-3789c001d176 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075273
StatusPUBLIC

Content hashes

Canonical textb35f5709b5c63d942ad2415dae7f65e8f100c9fdeb8007182c0fb2917942d456
Markdown605be15dc0b783a8b0dddd51a4e14dbd075ca300080962f2b26fd1fdfcba29b1
PDF
Publication page72a9a86fbb1a841edfd618a643c942c00944ed802984e07c46bc095c5f954c50
Manifest0f61d4df2e6865263691d261b52dc5a1892d3e3251b3aa3f10919e6e8984c5fa

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
SignatureJcgCl5WuVgS99sSh1bIXgp09Rd2FWN9Dx1lXWZulG4vDUGsGISy6CNP6TOUWNG/ruarq2st/O2gbmkzHRuIRBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:20:40.554995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273
observed 72a9a86fbb1a841edfd618a643c942c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.534982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273/manifest.json
observed 0f61d4df2e6865263691d261b52dc5a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.516105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273/publication.md
observed 605be15dc0b783a8b0dddd51a4e14dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:40.497235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273/publication.txt
observed b35f5709b5c63d942ad2415dae7f65e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.044649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273
observed 72a9a86fbb1a841edfd618a643c942c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:58.007141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273/manifest.json
observed 0f61d4df2e6865263691d261b52dc5a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:57.988328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273/publication.md
observed 605be15dc0b783a8b0dddd51a4e14dbd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:57.549532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075273/publication.txt
observed b35f5709b5c63d942ad2415dae7f65e8...
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.