OpenTechnical

OT-2026-000009046

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, sustained 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-2026-000009046) never changes.

Identity and time

Publication numberOT-2026-000009046 · never reused
Internal UUID01a0ae6b-31b8-7a71-8772-927d0ec09b7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009046
StatusPUBLIC

Content hashes

Canonical text80cd21af615ebb4268ffc51533bec4088dc7a5f13c06b8ff0b307a1ad6844fde
Markdown42d91e15424c47d56a4304ec8d09758878a863a88a07cbef101f7087ef8a0b97
PDF
Publication page6be554204b1baf937ba67f591e1ee78a5b2625b7825c7abe5ed3e7d21c12b56a
Manifestef6cbe8a0d39ca1f896bb7d3d4fca932850258e99c5cfd03549808166ad12595

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
SignatureWyFay4DQ/N3NpWaSD0By1EWrHpcZtxG1TBX4ep18RZDIX7CUKu9s0s1eTJjsxvHXGHVsiHKljhsvNiRmp6uHCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:41.849999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009046
observed 6be554204b1baf937ba67f591e1ee78a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.829597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009046/manifest.json
observed ef6cbe8a0d39ca1f896bb7d3d4fca932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.806933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009046/publication.md
observed 42d91e15424c47d56a4304ec8d097588...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:41.786307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009046/publication.txt
observed 80cd21af615ebb4268ffc51533bec408...
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.