OpenTechnical

OT-2026-000101967

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pulsed blow-off after 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-2026-000101967) never changes.

Identity and time

Publication numberOT-2026-000101967 · never reused
Internal UUID01a0aea4-50f1-7a5e-b59b-b9b6a75ae8c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101967
StatusPUBLIC

Content hashes

Canonical text0836f31b9824130717d38c7dc672aa61f8af80e44a7435913be4ab98a326ff5e
Markdownbc40f759b21da8eb22ff9409d9645ef37cd85d813fe6ed83742aba14cc4532b9
PDF
Publication pagef8574b6fc01ca2c14796cfe2b681380577293a9b452d2871bf9ed833c5bbe3c5
Manifest4a169dcf3ff43591c076f6cc17226ae5e01a3663b6852373e20f6d77ec4f4941

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
SignatureA1EcE//Q4AOxHdAMnsfqQPLwjHRfylFDqxlkohNB8a8vjBEu6gfcFqiXwPafQSEQKXB4CGVbt+a9Bk/f1o76AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:05.356059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101967
observed f8574b6fc01ca2c14796cfe2b6813805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.339693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101967/manifest.json
observed 4a169dcf3ff43591c076f6cc17226ae5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.322240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101967/publication.md
observed bc40f759b21da8eb22ff9409d9645ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:05.304540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101967/publication.txt
observed 0836f31b9824130717d38c7dc672aa61...
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.