OpenTechnical

OT-2026-000062547

Publication integrity record

Two cup vacuum gripper, two zone face, six 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-2026-000062547) never changes.

Identity and time

Publication numberOT-2026-000062547 · never reused
Internal UUID01a0ae8c-0ac1-7fc9-ad56-ec61d89ba47c · 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-2026-000062547
StatusPUBLIC

Content hashes

Canonical textedfcee5a33cdb1c191a90f5df7b85e668c946906b11e17491088cc59cc5ce763
Markdown256215269026b206b3d7d4432f0814cd5c37e8c5e0b01f7aaff9893ac80cc3a7
PDF
Publication page3f59199f4510e122a6ea2891eecc5f370fad71ce0eb7f0e4444d02e6f24b94dc
Manifestb8101d97ef7ed9e9cd5b5f8b7d48fad62397c4526161e5571118a96bef09d12e

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
Signature6qiaMYhlKnol/BOAKaUQ2reU1twyapkfp3z3S5ax+su97J2AekRvV6lyoY/WSD+THi/ZPoHAFaWYCqVcfFWFDQ==
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

2026-09-17T10:40:00.841989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062547
observed 3f59199f4510e122a6ea2891eecc5f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.819880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062547/manifest.json
observed b8101d97ef7ed9e9cd5b5f8b7d48fad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.799452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062547/publication.md
observed 256215269026b206b3d7d4432f0814cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.779610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062547/publication.txt
observed edfcee5a33cdb1c191a90f5df7b85e66...
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.