OpenTechnical

OT-2026-000062314

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, vented after set-down

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-2026-000062314) never changes.

Identity and time

Publication numberOT-2026-000062314 · never reused
Internal UUID01a0ae8c-0abf-780a-90ba-f9f7f23a5b54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062314
StatusPUBLIC

Content hashes

Canonical textfbb257bd44de281b3b867cf6931c92279b801b400bc34ee2d4687bdeca7d0e20
Markdown8ffffb8b6c27afdfabc065bcc48a67de5210ecea9662285ac4c21ad91d27be3b
PDF
Publication page070e2081716546893ff9c7a7191a6f978dd66ddd3c8952339669f39e62c8f6f4
Manifest6ec1908c83a60a90434bf0d0bf25a20b4745a611a1be9da68552de91e9a4137c

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
Signatureat2aFruSFI6j+gOM7aOspiA5AH7S9e+ZfVSIXnRY2pHNGohhrREioPfyqq/RJTFafhUAGmaZhNNJclr1uk9NAw==
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

2026-09-17T10:39:36.938223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062314
observed 070e2081716546893ff9c7a7191a6f97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:36.920611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062314/manifest.json
observed 6ec1908c83a60a90434bf0d0bf25a20b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:36.905369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062314/publication.md
observed 8ffffb8b6c27afdfabc065bcc48a67de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:36.887379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062314/publication.txt
observed fbb257bd44de281b3b867cf6931c9227...
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.