OpenTechnical

OT-2026-000062152

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000062152) never changes.

Identity and time

Publication numberOT-2026-000062152 · never reused
Internal UUID01a0ae8b-b8b1-746c-99f0-9f807db68337 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062152
StatusPUBLIC

Content hashes

Canonical textfafc6af244a3013f9dfb9cc78e6e7bef1bf921a10bc2ec3cbbdde0a9d512f2c8
Markdowne6867bd986f6a60316ca7bc2e78326d5e8c56b72e3e2e642076756fd14e7dc0b
PDF
Publication pagedc0429ca493c4c2986b1b6c2faaeb89fec157ed613c6e5f5f697dd04dbb6d01a
Manifestf01dcca6f3b312315c57e5395611e6f858f902a4958d79959456b48c83da08fa

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
SignatureXjyHyNELRmryCIsVymMYGlJqe+jLTmlVBl78NXhB8qycmv3LGIq6t/wVeM8iq+s1l1xvhe80dGQSUcliliTgBg==
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

2026-09-17T10:41:13.390791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062152
observed dc0429ca493c4c2986b1b6c2faaeb89f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.372592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062152/manifest.json
observed f01dcca6f3b312315c57e5395611e6f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.353681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062152/publication.md
observed e6867bd986f6a60316ca7bc2e78326d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:13.336428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062152/publication.txt
observed fafc6af244a3013f9dfb9cc78e6e7bef...
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.