OpenTechnical

OT-2026-000062756

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000062756) never changes.

Identity and time

Publication numberOT-2026-000062756 · never reused
Internal UUID01a0ae8c-6389-701b-9fbd-f921ecdac591 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062756
StatusPUBLIC

Content hashes

Canonical text4e53c466fac5afa1968397e999a2814ab801eeb551d1985d9dfb8e612e1819bf
Markdown323f5daa446ab9ca3a02f0cea2e73f6d8c37053ab3717391cc5d1774319d6e34
PDF
Publication pagea8fa4b4998c6e3f227d2316cd6ea9f065b810a3064fc1d6d869531cd17367fea
Manifestd9c325e40cbd6299027f60915c3c24ad5efb29d3949c36bedf11a863feef7bc2

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
Signature0X88cADccJ/tazVjNlRu/ThqIrXNPPjyo80bNeWjfB0y2/qjWPDZ8aMrmp2HYUZeXNTvfdfwrT1r0X+fUPqWAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:20.280384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062756
observed a8fa4b4998c6e3f227d2316cd6ea9f06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.261954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062756/manifest.json
observed d9c325e40cbd6299027f60915c3c24ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.242025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062756/publication.md
observed 323f5daa446ab9ca3a02f0cea2e73f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.222782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062756/publication.txt
observed 4e53c466fac5afa1968397e999a2814a...
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.