OpenTechnical

OT-2026-000058470

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000058470) never changes.

Identity and time

Publication numberOT-2026-000058470 · never reused
Internal UUID01a0ae88-f39b-7131-8aff-3409628b4b16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058470
StatusPUBLIC

Content hashes

Canonical textab8f470eb286ddc043c77a60de04065fe21abb98018b7aa5fa04566f12a595d4
Markdownca686f79cdf54f6ad59508114024e0dcd8fab7ff9a0fdd4de14b21fc186727a3
PDF
Publication page5cafae49ea538c2a94366312e5cd8eee17dbebce05b717d8e252e5131b2bf331
Manifestd6796eb5ba215c70a208bb13f3b0e76e45b33c1abb815238c81a2ce8f3c3f829

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
SignatureQ2mk+yWTvZ6rkPFOQdfbQpr+5FcWDTPPXLWNYXs7ZfKgp1ENnmrwxsLxBr0D5dekNNF/XD0SQ4He7AA5K+tADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:55.339194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058470
observed 5cafae49ea538c2a94366312e5cd8eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.321872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058470/manifest.json
observed d6796eb5ba215c70a208bb13f3b0e76e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.304181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058470/publication.md
observed ca686f79cdf54f6ad59508114024e0dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.285637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058470/publication.txt
observed ab8f470eb286ddc043c77a60de04065f...
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.