OpenTechnical

OT-2026-000056911

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000056911) never changes.

Identity and time

Publication numberOT-2026-000056911 · never reused
Internal UUID01a0ae87-7af9-730f-b62b-db1091c1dd71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056911
StatusPUBLIC

Content hashes

Canonical textb5ba3f446c145fc5628f72840614fa91819d504d491e11c02a27f747ef372b30
Markdown04a1a0dd4bb004b66e0a4e177276d1f80df2cadfa3c40412b82fe52d53e09ee9
PDF
Publication pagefbe1c7bb832392215644f64ad4ac4d9ec866ddcc05e5882447f6f75a2e1e095c
Manifest047976ba54436f65b5d592161240c6bef9b0cb6d43656c20ea94d8506fd9ee39

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
SignatureDPACVJCuR9gFSZDfBe1vYvZqFw5B7JySKlBogFOPLVSoLhiQQ8UJzN9sxMaDlbWeKFjXEWbSgIF76MYqtU2aAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:27.296714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056911
observed fbe1c7bb832392215644f64ad4ac4d9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.278551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056911/manifest.json
observed 047976ba54436f65b5d592161240c6be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.260469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056911/publication.md
observed 04a1a0dd4bb004b66e0a4e177276d1f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.243123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056911/publication.txt
observed b5ba3f446c145fc5628f72840614fa91...
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.