OpenTechnical

OT-2026-000007735

Publication integrity record

Foam pad vacuum gripper, three stage ejector, 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-2026-000007735) never changes.

Identity and time

Publication numberOT-2026-000007735 · never reused
Internal UUID01a0ae62-843f-7570-891c-1d751aae0885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007735
StatusPUBLIC

Content hashes

Canonical textfb606ad76b4fdfbcdd452ef6e76bacba2a05f88cab7062d2ca34f4afa6b6a3cc
Markdown5fd6c0168d08e656d8d413848032d6a30f0cd299b8686f7f5c26d99da8d24392
PDF
Publication page9e8546366b00f64fec5a9c2f71810e73a4e141d5441ab310f8f5a2032d69dbd6
Manifest5745a2b4e732c6c4cb3b183b7e77eac7045c8c0974a90eaddc3217457a780e93

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
Signatureyz/u164J9tehk7eVzdw9mcFifHkx+/1D/wBPMDz/e/ZK2WWJ0FEr4ujB57PnFPpEPnYVfTR1foR1pek5nzleBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:07.625875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007735
observed 9e8546366b00f64fec5a9c2f71810e73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.608287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007735/manifest.json
observed 5745a2b4e732c6c4cb3b183b7e77eac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.591370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007735/publication.md
observed 5fd6c0168d08e656d8d413848032d6a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:07.574168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007735/publication.txt
observed fb606ad76b4fdfbcdd452ef6e76bacba...
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.