OpenTechnical

OT-2026-000008750

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000008750) never changes.

Identity and time

Publication numberOT-2026-000008750 · never reused
Internal UUID01a0ae6a-e46c-7ce9-aef7-6b5bf9eb1499 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008750
StatusPUBLIC

Content hashes

Canonical textcae2cae5bb0bf4e3a8f139362b922bbc64b441de5d763eba9eff4fd133fee098
Markdownfabbab2443b1e7f365d9714ec731fa89b94eab32b6e82ef3456389c685206179
PDF
Publication page5f6be24f4a15cacbb8828f78ab769f4a8f7dc2a4f761a6b89eab11c03ce992a0
Manifest12feceaf83352a4bde87ead95d6d1c0f4846b86ef89ea4a085236cc695ae2812

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
SignaturehmZLNd0AAJMK2PcUKZFO6aye8EAjMNpCWMpmPo6wU3J6NwQTEM5/BreCVTQhtMomXc7/EIfHXicL/Ia1Ek8WDQ==
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

2026-09-17T12:18:50.764420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008750
observed 5f6be24f4a15cacbb8828f78ab769f4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.746049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008750/manifest.json
observed 12feceaf83352a4bde87ead95d6d1c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.727303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008750/publication.md
observed fabbab2443b1e7f365d9714ec731fa89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:50.707512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008750/publication.txt
observed cae2cae5bb0bf4e3a8f139362b922bbc...
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.