OpenTechnical

OT-2026-000060479

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000060479) never changes.

Identity and time

Publication numberOT-2026-000060479 · never reused
Internal UUID01a0ae8a-b7cc-750c-bbfd-6e3e4d12ee81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060479
StatusPUBLIC

Content hashes

Canonical text8bddfb4bdea2038419ede6e0ae3bcff6deb41d3d1a4a81020665097a26127579
Markdown1e1f951440234a9ed2357845641292674bb2dcfb2d20131fee2a1b7380de68b9
PDF
Publication page6f9c6f9c888902eb0b688014c2221254b8ff22524fcc8daeb84c08976f2c160c
Manifest3bdd077dec0ccbc5e2de3b6ad01f159a210937e1515332a9d684ebd2197ecf58

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
SignatureSQ2ck71L71QItc+rBzvTFURDETOZn+DIPLUny1JssNuCw3OACDbcPObSraMgxfAuIdvGkpq0naSfLLrjKjxnAg==
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...

Independent retrieval

2026-09-17T10:42:58.250281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060479
observed 6f9c6f9c888902eb0b688014c2221254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:58.232778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060479/manifest.json
observed 3bdd077dec0ccbc5e2de3b6ad01f159a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:58.215180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060479/publication.md
observed 1e1f951440234a9ed235784564129267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:58.195112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060479/publication.txt
observed 8bddfb4bdea2038419ede6e0ae3bcff6...
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.