OpenTechnical

OT-2026-000035708

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000035708) never changes.

Identity and time

Publication numberOT-2026-000035708 · never reused
Internal UUID01a0ae76-b4c7-7049-9c8a-8c6396f481de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035708
StatusPUBLIC

Content hashes

Canonical text6ec31d8f07b0690ad495647dd6386b8dedf4d4205ca4eda79634da3df34793dc
Markdownd0ef6c2da2de382cfa1cf719c5ec75773ccf29ade09a6944e1d8faf59c4208b1
PDF
Publication pagef33a86c5917782ce22939d591e62863f1ae1e5efbd7e74afd881c0118518ad58
Manifeste675bf304950b9de943b25cb78343a52eb237c1e9f885fb7b5a67224b4187a40

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
SignatureO4LPgYrg4lHl2eTQk3Ondanx0ULKigFUmht6D33nx+IJUqMtCKeV2Eznhpf4iz7Pi2pslfvCjmH2ve6KbQxvDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:17.525549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035708
observed f33a86c5917782ce22939d591e62863f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.504620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035708/manifest.json
observed e675bf304950b9de943b25cb78343a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.486316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035708/publication.md
observed d0ef6c2da2de382cfa1cf719c5ec7577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.468660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035708/publication.txt
observed 6ec31d8f07b0690ad495647dd6386b8d...
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.