OpenTechnical

OT-2026-000062587

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000062587) never changes.

Identity and time

Publication numberOT-2026-000062587 · never reused
Internal UUID01a0ae8c-0ac1-7df7-be95-98f6f5fdfe8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062587
StatusPUBLIC

Content hashes

Canonical text82d3c5b193e9f0d084cd9d4447649423bfe3cd4715579beb4e858e3f41eeb28f
Markdownfb1274d2ebb7c7869027d30a96cd3314bb56c238ae4d6e532f29dd6bfa8ed8b2
PDF
Publication pagea1dcddc2368f821c084728d8603b6e5b6a5e319ffa3505131cddc8708f3ca758
Manifestd4962bcdb404fdc721e73616fe49f927785e2c36af525fc8d514882f89945d11

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
Signature2hbk3qOANwNiNC3SBpkr6kVAK625LnrJHLRG2XsdKL0TkP7UHkUB8+OFoblmYcwxAKgAz1Nieb8RPgP3q7DpBA==
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

2026-09-17T10:40:04.760038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062587
observed a1dcddc2368f821c084728d8603b6e5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.737595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062587/manifest.json
observed d4962bcdb404fdc721e73616fe49f927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.714533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062587/publication.md
observed fb1274d2ebb7c7869027d30a96cd3314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.691648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062587/publication.txt
observed 82d3c5b193e9f0d084cd9d4447649423...
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.