OpenTechnical

OT-2026-000076112

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000076112) never changes.

Identity and time

Publication numberOT-2026-000076112 · never reused
Internal UUID01a0ae94-6a6e-7708-8550-e02a26f0408f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076112
StatusPUBLIC

Content hashes

Canonical text0c78048ca0d72c16a123a380bfe498755543db7da9e17c4147f61618280df44b
Markdown76cabcb7f2db7ea8318c6b01adffa795d599371801df466c9acbfa4b4756c9b2
PDF
Publication page0f717c74ec952d8038da1f021d27b8f49b793852c349e9a2a4d0a9c32132b895
Manifest7886be52dc07e245441e5a17bd3072e7426efa0fb35b125762c3dc99f0dc9b60

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
SignatureQBWALzggqt2Ux27THOvO6LSdSReL34vkoRWKWZyWAV2JC0JBOAflCFOa8yUYx1ls4QUSrdFcOrT6v5gUdY+IDQ==
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

2026-09-17T10:11:02.539392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076112
observed 0f717c74ec952d8038da1f021d27b8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:02.521428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076112/manifest.json
observed 7886be52dc07e245441e5a17bd3072e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:02.502936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076112/publication.md
observed 76cabcb7f2db7ea8318c6b01adffa795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:02.485003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076112/publication.txt
observed 0c78048ca0d72c16a123a380bfe49875...
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.