OpenTechnical

OT-2026-000058239

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000058239) never changes.

Identity and time

Publication numberOT-2026-000058239 · never reused
Internal UUID01a0ae88-6edc-710d-8f2b-a405e800939a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058239
StatusPUBLIC

Content hashes

Canonical text1172e9c1d85e6e23c98c91cb985ec9c9431b65f8e8c86b400631eb7898ef2bbe
Markdown11cb62a0217f0b12f47a7eb59c34051310ed8b8e028c82f95fa670bfd0786fd1
PDF
Publication page02f1f5578de48ffb3912ab02a338965d07998c0babc38ddc8db9da19ffc186af
Manifestac5fcbefa2a25c8098a96217c5a0abfe1fd36108fe985ae5861a729f931112d5

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
SignatureTo1sUf248JpkCOVL8tgwvaq1d9+mNbh8C+cnS5m8ablXLNL9Lb8hp5k1ZyAQ0LMn6FHLqbRZNxdjxSjlaPR2AQ==
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

2026-09-17T10:47:57.084025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058239
observed 02f1f5578de48ffb3912ab02a338965d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:57.065544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058239/manifest.json
observed ac5fcbefa2a25c8098a96217c5a0abfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:57.045238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058239/publication.md
observed 11cb62a0217f0b12f47a7eb59c340513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:57.024944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058239/publication.txt
observed 1172e9c1d85e6e23c98c91cb985ec9c9...
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.