OpenTechnical

OT-2026-000074625

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two 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-2026-000074625) never changes.

Identity and time

Publication numberOT-2026-000074625 · never reused
Internal UUID01a0ae93-ac2a-7b20-a22a-a29a248339ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074625
StatusPUBLIC

Content hashes

Canonical text61ca28cdc20e664816c938c14a9e164bd14f78fed4421bdadf42fba21a224e93
Markdowna05ee01fcc0b29e0b35eb80dd8a753aea1884282cab3f218dfbbfc9af0682505
PDF
Publication page8704328c262af34abdf9b2feea2be24c0de2540c5bf75f8ec2544adcb7f24553
Manifestf798e25aee5484420947708e3d8f423b1649d1a4b354c71db73ea3399f335e62

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
SignatureKTVY3do5eR+cZaYdye5U9QuRmEWESW5xhz6e1p7o6hsnehNmVc8lld9I5xIF0EgzrWEh3yydgzeKMZOg7Ui8CA==
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

2026-09-17T10:18:10.053559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074625
observed 8704328c262af34abdf9b2feea2be24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.034406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074625/manifest.json
observed f798e25aee5484420947708e3d8f423b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:10.014140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074625/publication.md
observed a05ee01fcc0b29e0b35eb80dd8a753ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:09.995534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074625/publication.txt
observed 61ca28cdc20e664816c938c14a9e164b...
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.