OpenTechnical

OT-2026-000068536

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000068536) never changes.

Identity and time

Publication numberOT-2026-000068536 · never reused
Internal UUID01a0ae90-2482-7913-aba5-743582e05432 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068536
StatusPUBLIC

Content hashes

Canonical textccea5c6029c1ec91ce8a586c7f546a90a33bf7912d03ea41d212c00b2df95e32
Markdownb5cae15adfa66d2c7d6aaba521f024e951908768e6bdf758310fcb326d4f64bb
PDF
Publication pagece725d00b44727beb176c01a3901f54afd1a63ce068dfa6e4a04f73b7933de3a
Manifest5711d590ee0c678580d1c01edef1b00818364461a704c8d90d1095f5752985de

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
Signaturejoue6gRoBD1OMXfXqdX/DydkFlexcIy3HFBSbNjVWlUKnmMiT0SzDdeXoYWQ1FMaI972/zDPwK0rSTqhVydMBw==
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

2026-09-17T10:29:42.074025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068536
observed ce725d00b44727beb176c01a3901f54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:42.056520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068536/manifest.json
observed 5711d590ee0c678580d1c01edef1b008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.998959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068536/publication.md
observed b5cae15adfa66d2c7d6aaba521f024e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.983071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068536/publication.txt
observed ccea5c6029c1ec91ce8a586c7f546a90...
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.