OpenTechnical

OT-2026-000074371

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000074371) never changes.

Identity and time

Publication numberOT-2026-000074371 · never reused
Internal UUID01a0ae93-7179-737c-a7e6-bc2042a29914 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074371
StatusPUBLIC

Content hashes

Canonical textdbd1c77750cd19d957b918a482365e18e6a90215d9f88eae797c99126a1aaad9
Markdown16cc1a8bf567e135453a0fcc9ebb86420a2152a966821c13ec60aff07589d024
PDF
Publication page14ffdbda629fdeebbaf2a90f0d849b14878ca4526551b2cfd3f6692f5a1b23b7
Manifestd0b3adef4373f1c42059d275f294576800dfa72dbb356aa0af36e63ea3c53313

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
SignatureGYDHOmB2JL5Hx3zOzykHkk75EILeasWfG7jMUmBgSK3rVL0Ui78z1xfg7xntKTh0sb7P9J1neEzGIXbK9aUCAg==
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

2026-09-17T10:19:18.122308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074371
observed 14ffdbda629fdeebbaf2a90f0d849b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.101007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074371/manifest.json
observed d0b3adef4373f1c42059d275f2945768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.083206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074371/publication.md
observed 16cc1a8bf567e135453a0fcc9ebb8642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:18.065350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074371/publication.txt
observed dbd1c77750cd19d957b918a482365e18...
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.