OpenTechnical

OT-2026-000047526

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000047526) never changes.

Identity and time

Publication numberOT-2026-000047526 · never reused
Internal UUID01a0ae7f-3e59-789c-b431-a329833de864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047526
StatusPUBLIC

Content hashes

Canonical textb8ce6784b8371cfeac7e51ae9496131de103fa02b1471192a862dbf6a64ec0e0
Markdownb87ec8ee99ae25b03f190d5c5a9059b7ebe65acf8b4647162a7a0f674fa45688
PDF
Publication page09ea2fec312eabfe4b974b29e28b03726b38da1ab9d230a06d4cb1c1b92423da
Manifest75ae19d7a6e650aba70a29ff76432c0a0a8c0ade5f75059d91afa852ced4c818

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
SignatureoTac0qv3qRyM4QLEVmzbd0aM/stCTYQvdHH3/+9gEo29PQIuHU3yWYl4FOTi+3e2FKkNcqp7Lm2Np8Kn4e8LDQ==
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

2026-09-17T11:06:38.326731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047526
observed 09ea2fec312eabfe4b974b29e28b0372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.307855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047526/manifest.json
observed 75ae19d7a6e650aba70a29ff76432c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.285351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047526/publication.md
observed b87ec8ee99ae25b03f190d5c5a9059b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.267396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047526/publication.txt
observed b8ce6784b8371cfeac7e51ae9496131d...
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.