OpenTechnical

OT-2026-000062899

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000062899) never changes.

Identity and time

Publication numberOT-2026-000062899 · never reused
Internal UUID01a0ae8c-94a8-737c-ac18-612a57d342ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062899
StatusPUBLIC

Content hashes

Canonical text4671a3e28d41bc276db53f64f91e45449038dc626b7a82c186a77d4fd6c094b1
Markdowned05aa68ec47c0ae1d20a073f87f5b4c4012869a1a4d41289e44c457b7d34918
PDF
Publication pagef80af86f796a46c9974efd01e3dc6c8cd2c88752ea1fe5214c4246746e21b6eb
Manifest277cde9fa72f851e53fca10ca70a048286ab4b706f139d0a8a3a0e33299369cd

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
SignatureEUFGAHB9QXEZHJu7xeHss1guPGgJitxo7GoOZGESKkAqgtZOSZyJ6ZNZkLhCM7y6MEzZaKgbXAJWqdpdR5OXCQ==
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

2026-09-17T10:40:16.134867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899
observed f80af86f796a46c9974efd01e3dc6c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.113259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899/manifest.json
observed 277cde9fa72f851e53fca10ca70a0482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.093657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899/publication.md
observed ed05aa68ec47c0ae1d20a073f87f5b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.073778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899/publication.txt
observed 4671a3e28d41bc276db53f64f91e4544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.437448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899
observed f80af86f796a46c9974efd01e3dc6c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.420920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899/manifest.json
observed 277cde9fa72f851e53fca10ca70a0482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.404333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899/publication.md
observed ed05aa68ec47c0ae1d20a073f87f5b4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.386159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062899/publication.txt
observed 4671a3e28d41bc276db53f64f91e4544...
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.