OpenTechnical

OT-2026-000088704

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088704) never changes.

Identity and time

Publication numberOT-2026-000088704 · never reused
Internal UUID01a0ae9b-8f0f-7fa2-a3ac-648e0f0fcdc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088704
StatusPUBLIC

Content hashes

Canonical textdd459684db888b2741c1abccca6bf06c352e34f13e3e33ef535dc422ade7077e
Markdown9a2317079e8c41b3e0d054a64f3f5805add9d703f65ecb08839299e39fb450b4
PDF
Publication page369f0e3e5ded84ba19679490a8e724d1e3700ca47d8511962a86713802b1a919
Manifest62d8f6473f24181a15b7c4ddc0341087b2eb0746a4d81326303d91258a168c73

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
SignaturetY3xpGEO0kuuiKW1CpONlanoQElojSf+zPLN4MQpR3DyWykVHwq9X5sKeYlYgenWxq4gmPq6R9NeFbzkLUtPAw==
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

2026-09-17T09:47:56.248896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088704
observed 369f0e3e5ded84ba19679490a8e724d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.230185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088704/manifest.json
observed 62d8f6473f24181a15b7c4ddc0341087...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.212391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088704/publication.md
observed 9a2317079e8c41b3e0d054a64f3f5805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:56.192772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088704/publication.txt
observed dd459684db888b2741c1abccca6bf06c...
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.